diff --git a/Makefile.in b/Makefile.in
index dba80d38fb..6fc821da23 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -694,8 +694,8 @@ sqlite3$(TEXE):	shell.c sqlite3.c
 		shell.c sqlite3.c \
 		$(LIBREADLINE) $(TLIBS) -rpath "$(libdir)"
 
-sqldiff$(TEXE):	$(TOP)/tool/sqldiff.c sqlite3.lo sqlite3.h
-	$(LTLINK) -o $@ $(TOP)/tool/sqldiff.c sqlite3.lo $(TLIBS)
+sqldiff$(TEXE):	$(TOP)/tool/sqldiff.c $(TOP)/ext/misc/sqlite3_stdio.h sqlite3.lo sqlite3.h
+	$(LTLINK) -I$(TOP)/ext/misc -o $@ $(TOP)/tool/sqldiff.c sqlite3.lo $(TLIBS)
 
 dbhash$(TEXE):	$(TOP)/tool/dbhash.c sqlite3.lo sqlite3.h
 	$(LTLINK) -o $@ $(TOP)/tool/dbhash.c sqlite3.lo $(TLIBS)
@@ -1187,8 +1187,6 @@ keywordhash.h:	$(TOP)/tool/mkkeywordhash.c
 # Source and header files that shell.c depends on
 SHELL_DEP = \
     $(TOP)/src/shell.c.in \
-    $(TOP)/ext/consio/console_io.c \
-    $(TOP)/ext/consio/console_io.h \
     $(TOP)/ext/expert/sqlite3expert.c \
     $(TOP)/ext/expert/sqlite3expert.h \
     $(TOP)/ext/intck/sqlite3intck.c \
@@ -1208,6 +1206,8 @@ SHELL_DEP = \
     $(TOP)/ext/misc/sha1.c \
     $(TOP)/ext/misc/shathree.c \
     $(TOP)/ext/misc/sqlar.c \
+    $(TOP)/ext/misc/sqlite3_stdio.c \
+    $(TOP)/ext/misc/sqlite3_stdio.h \
     $(TOP)/ext/misc/uint.c \
     $(TOP)/ext/misc/vfstrace.c \
     $(TOP)/ext/misc/zipfile.c \
diff --git a/Makefile.msc b/Makefile.msc
index 434c996608..60669993c1 100644
--- a/Makefile.msc
+++ b/Makefile.msc
@@ -1861,8 +1861,8 @@ $(SQLITE3EXE):	shell.c $(SHELL_CORE_DEP) $(LIBRESOBJS) $(SHELL_CORE_SRC) $(SQLIT
 		/link $(SQLITE3EXEPDB) $(LDFLAGS) $(LTLINKOPTS) $(SHELL_LINK_OPTS) $(LTLIBPATHS) $(LIBRESOBJS) $(LIBREADLINE) $(LTLIBS) $(TLIBS)
 
 # <<mark>>
-sqldiff.exe:	$(TOP)\tool\sqldiff.c $(TOP)\ext\consio\console_io.h $(TOP)\ext\consio\console_io.c $(SQLITE3C) $(SQLITE3H) $(LIBRESOBJS)
-	$(LTLINK) $(NO_WARN) -I$(TOP)\ext\consio $(TOP)\tool\sqldiff.c $(TOP)\ext\consio\console_io.c $(SQLITE3C) /link $(LDFLAGS) $(LTLINKOPTS) $(LIBRESOBJS)
+sqldiff.exe:	$(TOP)\tool\sqldiff.c $(TOP)\ext\misc\sqlite3_stdio.h $(TOP)\ext\misc\sqlite3_stdio.c $(SQLITE3C) $(SQLITE3H) $(LIBRESOBJS)
+	$(LTLINK) $(NO_WARN) -I$(TOP)\ext\misc $(TOP)\tool\sqldiff.c $(TOP)\ext\misc\sqlite3_stdio.c $(SQLITE3C) /link $(LDFLAGS) $(LTLINKOPTS) $(LIBRESOBJS)
 
 dbhash.exe:	$(TOP)\tool\dbhash.c $(SQLITE3C) $(SQLITE3H)
 	$(LTLINK) $(NO_WARN) $(TOP)\tool\dbhash.c $(SQLITE3C) /link $(LDFLAGS) $(LTLINKOPTS)
@@ -2316,8 +2316,6 @@ keywordhash.h:	$(TOP)\tool\mkkeywordhash.c mkkeywordhash.exe
 # Source and header files that shell.c depends on
 SHELL_DEP = \
     $(TOP)\src\shell.c.in \
-    $(TOP)\ext\consio\console_io.c \
-    $(TOP)\ext\consio\console_io.h \
     $(TOP)\ext\expert\sqlite3expert.c \
     $(TOP)\ext\expert\sqlite3expert.h \
     $(TOP)\ext\intck\sqlite3intck.c \
@@ -2337,6 +2335,8 @@ SHELL_DEP = \
     $(TOP)\ext\misc\sha1.c \
     $(TOP)\ext\misc\shathree.c \
     $(TOP)\ext\misc\sqlar.c \
+    $(TOP)\ext\misc\sqlite3_stdio.c \
+    $(TOP)\ext\misc\sqlite3_stdio.h \
     $(TOP)\ext\misc\uint.c \
     $(TOP)\ext\misc\vfstrace.c \
     $(TOP)\ext\misc\zipfile.c \
@@ -2624,7 +2624,7 @@ smoketest:	$(TESTPROGS)
 shelltest: $(TESTPROGS)
 	.\testfixture.exe $(TOP)\test\permutations.test shell
 
-sqlite3_analyzer.c:	$(SQLITE3C) $(SQLITE3H) $(TOP)\src\tclsqlite.c $(TOP)\tool\spaceanal.tcl $(TOP)\tool\mkccode.tcl $(TOP)\tool\sqlite3_analyzer.c.in $(TOP)\ext\consio\console_io.h $(TOP)\ext\consio\console_io.c $(SQLITE_TCL_DEP)
+sqlite3_analyzer.c:	$(SQLITE3C) $(SQLITE3H) $(TOP)\src\tclsqlite.c $(TOP)\tool\spaceanal.tcl $(TOP)\tool\mkccode.tcl $(TOP)\tool\sqlite3_analyzer.c.in $(TOP)\ext\misc\sqlite3_stdio.h $(TOP)\ext\misc\sqlite3_stdio.c $(SQLITE_TCL_DEP)
 	$(TCLSH_CMD) $(TOP)\tool\mkccode.tcl $(TOP)\tool\sqlite3_analyzer.c.in > $@
 
 sqlite3_analyzer.exe:	sqlite3_analyzer.c $(LIBRESOBJS)
diff --git a/ext/fts5/fts5_index.c b/ext/fts5/fts5_index.c
index 4363305a56..a51ae19e72 100644
--- a/ext/fts5/fts5_index.c
+++ b/ext/fts5/fts5_index.c
@@ -4889,6 +4889,11 @@ static int fts5IndexFindDeleteMerge(Fts5Index *p, Fts5Structure *pStruct){
           nBest = nPercent;
         }
       }
+
+      /* If pLvl is already the input level to an ongoing merge, look no
+      ** further for a merge candidate. The caller should be allowed to
+      ** continue merging from pLvl first.  */
+      if( pLvl->nMerge ) break;
     }
   }
   return iRet;
@@ -8813,7 +8818,7 @@ static int fts5structConnectMethod(
 
 /*
 ** We must have a single struct=? constraint that will be passed through
-** into the xFilter method.  If there is no valid stmt=? constraint,
+** into the xFilter method.  If there is no valid struct=? constraint,
 ** then return an SQLITE_CONSTRAINT error.
 */
 static int fts5structBestIndexMethod(
diff --git a/ext/fts5/test/fts5contentless5.test b/ext/fts5/test/fts5contentless5.test
index 3563678868..86d0753286 100644
--- a/ext/fts5/test/fts5contentless5.test
+++ b/ext/fts5/test/fts5contentless5.test
@@ -35,8 +35,8 @@ do_execsql_test 1.01 {
 }
 
 # explain_i "UPDATE t1 SET a='a' WHERE t1.rowid=1"    
-breakpoint
-explain_i "UPDATE t1 SET a='a' FROM t2 WHERE t1.rowid=1 AND b IS NULL"     
+#breakpoint
+#explain_i "UPDATE t1 SET a='a' FROM t2 WHERE t1.rowid=1 AND b IS NULL"     
 
 #breakpoint
 #explain_i "UPDATE t1 SET a='a' WHERE b IS NULL AND rowid=?"
@@ -56,4 +56,56 @@ foreach {tn up err} {
   do_catchsql_test 1.$tn $up $res($err)
 }
 
+#-------------------------------------------------------------------------
+reset_db
+
+proc random {n} { expr {abs(int(rand()*$n))} }
+proc select_one {list} {
+  set n [llength $list]
+  lindex $list [random $n]
+}
+proc vocab {} {
+  list abc def ghi jkl mno pqr stu vwx yza
+}
+proc term {} {
+  select_one [vocab]
+}
+proc document {} {
+  set nTerm [expr [random 3] + 7]
+  set doc ""
+  for {set ii 0} {$ii < $nTerm} {incr ii} {
+    lappend doc [term]
+  }
+  set doc
+}
+db func document document
+
+do_execsql_test 2.0 {
+  CREATE VIRTUAL TABLE ft USING fts5(a, contentless_delete=1, content='');
+  INSERT INTO ft(ft, rank) VALUES('pgsz', 64);
+}
+
+do_test 2.1 {
+  for {set ii 1} {$ii < 12} {incr ii} {
+    db transaction {
+      for {set jj 0} {$jj < 10} {incr jj} {
+        set doc [document]
+        execsql { INSERT INTO ft VALUES($doc); }
+      }
+    }
+  }
+} {}
+
+do_test 2.2 {
+  foreach r [db eval {SELECT rowid FROM ft}] {
+    execsql { DELETE FROM ft WHERE rowid=$r }
+  }
+} {}
+
+set doc [document]
+do_execsql_test 2.3 {
+  INSERT INTO ft VALUES($doc)
+}
+
+
 finish_test
diff --git a/ext/misc/fileio.c b/ext/misc/fileio.c
index c2ecab0b25..483ef0187f 100644
--- a/ext/misc/fileio.c
+++ b/ext/misc/fileio.c
@@ -110,6 +110,13 @@ SQLITE_EXTENSION_INIT1
 #include <time.h>
 #include <errno.h>
 
+/* When used as part of the CLI, the sqlite3_stdio.h module will have
+** been included before this one. In that case use the sqlite3_stdio.h
+** #defines.  If not, create our own for fopen().
+*/
+#ifndef _SQLITE3_STDIO_H_
+# define sqlite3_fopen fopen
+#endif
 
 /*
 ** Structure of the fsdir() table-valued function
@@ -142,7 +149,7 @@ static void readFileContents(sqlite3_context *ctx, const char *zName){
   sqlite3 *db;
   int mxBlob;
 
-  in = fopen(zName, "rb");
+  in = sqlite3_fopen(zName, "rb");
   if( in==0 ){
     /* File does not exist or is unreadable. Leave the result set to NULL. */
     return;
@@ -397,7 +404,7 @@ static int writeFile(
       sqlite3_int64 nWrite = 0;
       const char *z;
       int rc = 0;
-      FILE *out = fopen(zFile, "wb");
+      FILE *out = sqlite3_fopen(zFile, "wb");
       if( out==0 ) return 1;
       z = (const char*)sqlite3_value_blob(pData);
       if( z ){
diff --git a/ext/misc/spellfix.c b/ext/misc/spellfix.c
index a0c5aafd10..6debdf5dbd 100644
--- a/ext/misc/spellfix.c
+++ b/ext/misc/spellfix.c
@@ -351,7 +351,7 @@ static int substituteCost(char cPrev, char cFrom, char cTo){
 ** Negative values indicate an error:
 **    -1  One of the inputs is NULL
 **    -2  Non-ASCII characters on input
-**    -3  Unable to allocate memory 
+**    -3  Unable to allocate memory
 **
 ** If pnMatch is not NULL, then *pnMatch is set to the number of bytes
 ** of zB that matched the pattern in zA. If zA does not end with a '*',
@@ -360,8 +360,8 @@ static int substituteCost(char cPrev, char cFrom, char cTo){
 ** of zB that was deemed to match zA.
 */
 static int editdist1(const char *zA, const char *zB, int *pnMatch){
-  int nA, nB;            /* Number of characters in zA[] and zB[] */
-  int xA, xB;            /* Loop counters for zA[] and zB[] */
+  unsigned int nA, nB;   /* Number of characters in zA[] and zB[] */
+  unsigned int xA, xB;   /* Loop counters for zA[] and zB[] */
   char cA = 0, cB;       /* Current character of zA and zB */
   char cAprev, cBprev;   /* Previous character of zA and zB */
   char cAnext, cBnext;   /* Next character in zA and zB */
@@ -3021,7 +3021,7 @@ static sqlite3_module spellfix1Module = {
 */
 static int spellfix1Register(sqlite3 *db){
   int rc = SQLITE_OK;
-  int i;
+  unsigned int i;
   rc = sqlite3_create_function(db, "spellfix1_translit", 1,
                                SQLITE_UTF8|SQLITE_DETERMINISTIC, 0,
                                 transliterateSqlFunc, 0, 0);
diff --git a/ext/misc/sqlite3_stdio.c b/ext/misc/sqlite3_stdio.c
new file mode 100644
index 0000000000..46f12dff36
--- /dev/null
+++ b/ext/misc/sqlite3_stdio.c
@@ -0,0 +1,211 @@
+/*
+** 2024-09-24
+**
+** The author disclaims copyright to this source code.  In place of
+** a legal notice, here is a blessing:
+**
+**    May you do good and not evil.
+**    May you find forgiveness for yourself and forgive others.
+**    May you share freely, never taking more than you give.
+**
+*************************************************************************
+**
+** Implementation of standard I/O interfaces for UTF-8 that are missing
+** on Windows.
+*/
+#ifdef _WIN32  /* This file is a no-op on all platforms except Windows */
+#ifndef _SQLITE3_STDIO_H_
+#include "sqlite3_stdio.h"
+#endif
+#undef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <assert.h>
+#include "sqlite3.h"
+#include <ctype.h>
+#include <stdarg.h>
+#include <io.h>
+#include <fcntl.h>
+
+/*
+** If the SQLITE_U8TEXT_ONLY option is defined, then only use
+** _O_U8TEXT, _O_WTEXT, and similar together with the UTF-16
+** interfaces to the Windows CRT.  The use of ANSI-only routines
+** like fputs() and ANSI modes like _O_TEXT and _O_BINARY is
+** avoided.
+**
+** The downside of using SQLITE_U8TEXT_ONLY is that it becomes
+** impossible to output a bare newline character (0x0a) - that is,
+** a newline that is not preceded by a carriage return (0x0d).
+** And without that capability, sometimes the output will be slightly
+** incorrect, as extra 0x0d characters will have been inserted where
+** they do not belong.
+**
+** The SQLITE_U8TEXT_STDIO compile-time option is a compromise.
+** It always enables _O_WTEXT or similar for stdin, stdout, stderr,
+** but allows other streams to be _O_TEXT and/or O_BINARY.  The
+** SQLITE_U8TEXT_STDIO option has the same downside as SQLITE_U8TEXT_ONLY
+** in that stray 0x0d characters might appear where they ought not, but
+** at least with this option those characters only appear on standard
+** I/O streams, and not on new streams that might be created by the
+** application using sqlite3_fopen() or sqlite3_popen().
+*/
+#if defined(SQLITE_U8TEXT_ONLY)
+# define UseWtextForOutput(fd) 1
+# define UseWtextForInput(fd)  1
+# define IsConsole(fd)         _isatty(_fileno(fd))
+#elif defined(SQLITE_U8TEXT_STDIO)
+# define UseWtextForOutput(fd) ((fd)==stdout || (fd)==stderr)
+# define UseWtextForInput(fd)  ((fd)==stdin)
+# define IsConsole(fd)         _isatty(_fileno(fd))
+#else
+# define UseWtextForOutput(fd) _isatty(_fileno(fd))
+# define UseWtextForInput(fd)  _isatty(_fileno(fd))
+# define IsConsole(fd)         1
+#endif
+
+/*
+** Work-alike for the fopen() routine from the standard C library.
+*/
+FILE *sqlite3_fopen(const char *zFilename, const char *zMode){
+  FILE *fp = 0;
+  wchar_t *b1, *b2;
+  int sz1, sz2;
+
+  sz1 = (int)strlen(zFilename);
+  sz2 = (int)strlen(zMode);
+  b1 = malloc( (sz1+1)*sizeof(b1[0]) );
+  b2 = malloc( (sz2+1)*sizeof(b1[0]) );
+  if( b1 && b2 ){
+    sz1 = MultiByteToWideChar(CP_UTF8, 0, zFilename, sz1, b1, sz1);
+    b1[sz1] = 0;
+    sz2 = MultiByteToWideChar(CP_UTF8, 0, zMode, sz2, b2, sz2);
+    b2[sz2] = 0;
+    fp = _wfopen(b1, b2);
+  }
+  free(b1);
+  free(b2);
+  return fp;
+}
+
+
+/*
+** Work-alike for the popen() routine from the standard C library.
+*/
+FILE *sqlite3_popen(const char *zCommand, const char *zMode){
+  FILE *fp = 0;
+  wchar_t *b1, *b2;
+  int sz1, sz2;
+
+  sz1 = (int)strlen(zCommand);
+  sz2 = (int)strlen(zMode);
+  b1 = malloc( (sz1+1)*sizeof(b1[0]) );
+  b2 = malloc( (sz2+1)*sizeof(b1[0]) );
+  if( b1 && b2 ){
+    sz1 = MultiByteToWideChar(CP_UTF8, 0, zCommand, sz1, b1, sz1);
+    b1[sz1] = 0;
+    sz2 = MultiByteToWideChar(CP_UTF8, 0, zMode, sz2, b2, sz2);
+    b2[sz2] = 0;
+    fp = _wpopen(b1, b2);
+  }
+  free(b1);
+  free(b2);
+  return fp;
+}
+
+/*
+** Work-alike for fgets() from the standard C library.
+*/
+char *sqlite3_fgets(char *buf, int sz, FILE *in){
+  if( UseWtextForInput(in) ){
+    /* When reading from the command-prompt in Windows, it is necessary
+    ** to use _O_WTEXT input mode to read UTF-16 characters, then translate
+    ** that into UTF-8.  Otherwise, non-ASCII characters all get translated
+    ** into '?'.
+    */
+    wchar_t *b1 = malloc( sz*sizeof(wchar_t) );
+    if( b1==0 ) return 0;
+    _setmode(_fileno(in), IsConsole(in) ? _O_WTEXT : _O_U8TEXT);
+    if( fgetws(b1, sz/4, in)==0 ){
+      sqlite3_free(b1);
+      return 0;
+    }
+    WideCharToMultiByte(CP_UTF8, 0, b1, -1, buf, sz, 0, 0);
+    sqlite3_free(b1);
+    return buf;
+  }else{
+    /* Reading from a file or other input source, just read bytes without
+    ** any translation. */
+    return fgets(buf, sz, in);
+  }
+}
+
+/*
+** Work-alike for fputs() from the standard C library.
+*/
+int sqlite3_fputs(const char *z, FILE *out){
+  if( UseWtextForOutput(out) ){
+    /* When writing to the command-prompt in Windows, it is necessary
+    ** to use _O_WTEXT input mode and write UTF-16 characters.
+    */
+    int sz = (int)strlen(z);
+    wchar_t *b1 = malloc( (sz+1)*sizeof(wchar_t) );
+    if( b1==0 ) return 0;
+    sz = MultiByteToWideChar(CP_UTF8, 0, z, sz, b1, sz);
+    b1[sz] = 0;
+    _setmode(_fileno(out), _O_U8TEXT);
+    fputws(b1, out);
+    sqlite3_free(b1);
+    return 0;
+  }else{
+    /* Writing to a file or other destination, just write bytes without
+    ** any translation. */
+    return fputs(z, out);
+  }
+}
+
+
+/*
+** Work-alike for fprintf() from the standard C library.
+*/
+int sqlite3_fprintf(FILE *out, const char *zFormat, ...){
+  int rc;
+  if( UseWtextForOutput(out) ){
+    /* When writing to the command-prompt in Windows, it is necessary
+    ** to use _O_WTEXT input mode and write UTF-16 characters.
+    */
+    char *z;
+    va_list ap;
+
+    va_start(ap, zFormat);
+    z = sqlite3_vmprintf(zFormat, ap);
+    va_end(ap);
+    sqlite3_fputs(z, out);
+    rc = (int)strlen(z);
+    sqlite3_free(z);
+  }else{
+    /* Writing to a file or other destination, just write bytes without
+    ** any translation. */
+    va_list ap;
+    va_start(ap, zFormat);
+    rc = vfprintf(out, zFormat, ap);
+    va_end(ap);
+  }
+  return rc;
+}
+
+/*
+** Set the mode for an output stream.  mode argument is typically _O_BINARY or
+** _O_TEXT.
+*/
+void sqlite3_fsetmode(FILE *fp, int mode){
+  if( !UseWtextForOutput(fp) ){
+    fflush(fp);
+    _setmode(_fileno(fp), mode);
+  }
+}
+
+#endif /* defined(_WIN32) */
diff --git a/ext/misc/sqlite3_stdio.h b/ext/misc/sqlite3_stdio.h
new file mode 100644
index 0000000000..dd0eefad04
--- /dev/null
+++ b/ext/misc/sqlite3_stdio.h
@@ -0,0 +1,55 @@
+/*
+** 2024-09-24
+**
+** The author disclaims copyright to this source code.  In place of
+** a legal notice, here is a blessing:
+**
+**    May you do good and not evil.
+**    May you find forgiveness for yourself and forgive others.
+**    May you share freely, never taking more than you give.
+**
+*************************************************************************
+**
+** This header file contains definitions of interfaces that provide 
+** cross-platform I/O for UTF-8 content.
+**
+** On most platforms, the interfaces definitions in this file are
+** just #defines.  For example sqlite3_fopen() is a macro that resolves
+** to the standard fopen() in the C-library.
+**
+** But Windows does not have a standard C-library, at least not one that
+** can handle UTF-8.  So for windows build, the interfaces resolve to new
+** C-language routines contained in the separate sqlite3_stdio.c source file.
+**
+** So on all non-Windows platforms, simply #include this header file and
+** use the interfaces defined herein.  Then to run your application on Windows,
+** also link in the accompanying sqlite3_stdio.c source file when compiling
+** to get compatible interfaces.
+*/
+#ifndef _SQLITE3_STDIO_H_
+#define _SQLITE3_STDIO_H_ 1
+#ifdef _WIN32
+/**** Definitions For Windows ****/
+#include <stdio.h>
+#include <windows.h>
+
+FILE *sqlite3_fopen(const char *zFilename, const char *zMode);
+FILE *sqlite3_popen(const char *zCommand, const char *type);
+char *sqlite3_fgets(char *s, int size, FILE *stream);
+int sqlite3_fputs(const char *s, FILE *stream);
+int sqlite3_fprintf(FILE *stream, const char *format, ...);
+void sqlite3_fsetmode(FILE *stream, int mode);
+
+
+#else
+/**** Definitions For All Other Platforms ****/
+#include <stdio.h>
+#define sqlite3_fopen     fopen
+#define sqlite3_popen     popen
+#define sqlite3_fgets     fgets
+#define sqlite3_fputs     fputs
+#define sqlite3_fprintf   fprintf
+#define sqlite3_fsetmode(F,X)   /*no-op*/
+
+#endif
+#endif /* _SQLITE3_STDIO_H_ */
diff --git a/ext/misc/zipfile.c b/ext/misc/zipfile.c
index fd6d13bc38..2377457dfb 100644
--- a/ext/misc/zipfile.c
+++ b/ext/misc/zipfile.c
@@ -35,6 +35,14 @@ SQLITE_EXTENSION_INIT1
 
 #include <zlib.h>
 
+/* When used as part of the CLI, the sqlite3_stdio.h module will have
+** been included before this one. In that case use the sqlite3_stdio.h
+** #defines.  If not, create our own for fopen().
+*/
+#ifndef _SQLITE3_STDIO_H_
+# define sqlite3_fopen fopen
+#endif
+
 #ifndef SQLITE_OMIT_VIRTUALTABLE
 
 #ifndef SQLITE_AMALGAMATION
@@ -1291,7 +1299,7 @@ static int zipfileFilter(
   }
 
   if( 0==pTab->pWriteFd && 0==bInMemory ){
-    pCsr->pFile = zFile ? fopen(zFile, "rb") : 0;
+    pCsr->pFile = zFile ? sqlite3_fopen(zFile, "rb") : 0;
     if( pCsr->pFile==0 ){
       zipfileCursorErr(pCsr, "cannot open file: %s", zFile);
       rc = SQLITE_ERROR;
@@ -1481,7 +1489,7 @@ static int zipfileBegin(sqlite3_vtab *pVtab){
   ** structure into memory. During the transaction any new file data is 
   ** appended to the archive file, but the central directory is accumulated
   ** in main-memory until the transaction is committed.  */
-  pTab->pWriteFd = fopen(pTab->zFile, "ab+");
+  pTab->pWriteFd = sqlite3_fopen(pTab->zFile, "ab+");
   if( pTab->pWriteFd==0 ){
     pTab->base.zErrMsg = sqlite3_mprintf(
         "zipfile: failed to open file %s for writing", pTab->zFile
diff --git a/ext/wasm/GNUmakefile b/ext/wasm/GNUmakefile
index 51531627b9..a68f813d6b 100644
--- a/ext/wasm/GNUmakefile
+++ b/ext/wasm/GNUmakefile
@@ -15,8 +15,9 @@
 #      by the target name. Rebuild is necessary for all components to get
 #      the desired optimization level.
 #
-#  quick, q = do just a minimal build (sqlite3.js/wasm, tester1) for
-#      faster development-mode turnaround.
+#  quick, q = do just build the essentials for testing
+#      (sqlite3.js/wasm, tester1) for faster development-mode
+#      turnaround.
 #
 #  dist = create end user deliverables. Add dist.build=oX to build
 #      with a specific optimization level, where oX is one of the
@@ -35,25 +36,21 @@
 # - wasm-strip for release builds: https://github.com/WebAssembly/wabt
 # - InfoZip for 'dist' zip file
 ########################################################################
-#
-# Significant TODOs for this build include, but are not necessarily
-# limited to:
-#
-# 1) Consolidate the code generation for sqlite3*.*js into a script
-#    which generates the makefile code, rather than using $(call) and
-#    $(eval), or at least centralize the setup of the numerous vars
-#    related to each build variant $(JS_BUILD_MODES). (Update: an
-#    external script was attempted but generating properly-escaped
-#    makefile code from within a shell script is even less legible
-#    than the $(eval) indirection going on in this file.)
-#
 default: all
 #default: quick
-SHELL := $(shell which bash 2>/dev/null)
+SHELL := $(firstword $(wildcard /usr/local/bin/bash /usr/bin/bash /bin/bash))
+ifeq (,$(SHELL))
+  $(error Cannot find the bash shell)
+endif
 MAKEFILE := $(lastword $(MAKEFILE_LIST))
 CLEAN_FILES :=
-DISTCLEAN_FILES := ./--dummy--
-release: oz
+DISTCLEAN_FILES :=
+MAKING_CLEAN := $(if $(filter %clean,$(MAKECMDGOALS)),1,0)
+.PHONY: clean distclean
+clean:
+	-rm -f $(CLEAN_FILES)
+distclean: clean
+	-rm -f $(DISTCLEAN_FILES)
 
 ########################################################################
 # JS_BUILD_NAMES exists for documentation purposes only. It enumerates
@@ -86,46 +83,6 @@ JS_BUILD_NAMES := sqlite3 sqlite3-wasmfs
 #
 JS_BUILD_MODES := vanilla esm bunder-friendly node
 
-########################################################################
-# Emscripten SDK home dir and related binaries...
-EMSDK_HOME ?= $(word 1,$(wildcard $(HOME)/emsdk $(HOME)/src/emsdk))
-emcc.bin ?= $(word 1,$(wildcard $(EMSDK_HOME)/upstream/emscripten/emcc) $(shell which emcc))
-ifeq (,$(emcc.bin))
-  $(error Cannot find emcc.)
-endif
-emcc.version := $(shell "$(emcc.bin)" --version | sed -n 1p \
-                  | sed -e 's/^.* \([3-9][^ ]*\) .*$$/\1/;')
-ifeq (,$(emcc.version))
-  $(warning Cannot determine emcc version. This might unduly impact build flags.)
-else
-  $(info using emcc version [$(emcc.version)])
-endif
-
-wasm-strip ?= $(shell which wasm-strip 2>/dev/null)
-ifeq (,$(filter clean,$(MAKECMDGOALS)))
-ifeq (,$(wasm-strip))
-  $(info WARNING: *******************************************************************)
-  $(info WARNING: builds using -O2/-O3/-Os/-Oz will minify WASM-exported names,)
-  $(info WARNING: breaking _All The Things_. The workaround for that is to build)
-  $(info WARNING: with -g3 (which explodes the file size) and then strip the debug)
-  $(info WARNING: info after compilation, using wasm-strip, to shrink the wasm file.)
-  $(info WARNING: wasm-strip was not found in the PATH so we cannot strip those.)
-  $(info WARNING: If this build uses any optimization level higher than -O1 then)
-  $(info WARNING: the ***resulting JS code WILL NOT BE USABLE***.)
-  $(info WARNING: wasm-strip is part of the wabt package:)
-  $(info WARNING:    https://github.com/WebAssembly/wabt)
-  $(info WARNING: on Ubuntu-like systems it can be installed with:)
-  $(info WARNING:    sudo apt install wabt)
-  $(info WARNING: *******************************************************************)
-endif
-endif # 'make clean' check
-
-ifeq (,$(wasm-strip))
-  maybe-wasm-strip = echo "not wasm-stripping"
-else
-  maybe-wasm-strip = $(wasm-strip)
-endif
-
 ########################################################################
 # dir.top = the top dir of the canonical build tree, where
 # sqlite3.[ch] live.
@@ -141,41 +98,19 @@ dir.common := common
 dir.fiddle := fiddle
 dir.fiddle-debug := fiddle-debug
 dir.tool := $(dir.top)/tool
-CLEAN_FILES += *~ $(dir.jacc)/*~ $(dir.api)/*~ $(dir.common)/*~ $(dir.fiddle)/*~ \
-  $(dir.fiddle-debug)/*
-
-########################################################################
-# dir.dout = output dir for deliverables.
-#
-# MAINTENANCE REMINDER: the output .js and .wasm files of certain emcc
-# buildables must be in _this_ dir, rather than a subdir, or else
-# parts of the generated code get confused and cannot load
-# property. Specifically, when X.js loads X.wasm, whether or not X.js
-# uses the correct path for X.wasm depends on how it's loaded: an HTML
-# script tag will resolve it intuitively, whereas a Worker's call to
-# importScripts() will not.  That's a fundamental incompatibility with
-# how URL resolution in JS happens between those two contexts. See:
-#
-# https://zzz.buzz/2017/03/14/relative-uris-in-web-development/
-#
-# We unfortunately have no way, from Worker-initiated code, to
-# automatically resolve the path from X.js to X.wasm.
-#
-# We have an "only slightly unsightly" solution for our main builds
-# but it does not work for the WASMFS builds, so those builds have to
-# be built to _this_ directory and can only run when the client app is
-# loaded from the same directory.
+# dir.dout = output dir for deliverables
 dir.dout := $(dir.wasm)/jswasm
 # dir.tmp = output dir for intermediary build files, as opposed to
 # end-user deliverables.
 dir.tmp := $(dir.wasm)/bld
-CLEAN_FILES += $(dir.tmp)/* $(dir.dout)/*
-ifeq (,$(wildcard $(dir.dout)))
-  dir._tmp := $(shell mkdir -p $(dir.dout))
-endif
-ifeq (,$(wildcard $(dir.tmp)))
-  dir._tmp := $(shell mkdir -p $(dir.tmp))
-endif
+dir.wasmfs := $(dir.dout)
+
+MKDIR.bld := $(dir.tmp)
+$(MKDIR.bld):
+	-mkdir -p $@ $(dir.dout)
+
+CLEAN_FILES += *~ $(dir.jacc)/*~ $(dir.api)/*~ $(dir.common)/*~ $(dir.fiddle)/*~ \
+  $(dir.fiddle-debug)/* $(dir.dout)/* $(dir.tmp)/*
 
 ########################################################################
 # Set up sqlite3.c and sqlite3.h...
@@ -197,48 +132,14 @@ endif
 sqlite3.canonical.c := $(dir.top)/sqlite3.c
 sqlite3.c ?= $(firstword $(wildcard $(dir.top)/sqlite3-see.c) $(sqlite3.canonical.c))
 sqlite3.h := $(dir.top)/sqlite3.h
-ifeq (,$(shell grep sqlite3_activate_see $(sqlite3.c) 2>/dev/null))
+
+ifneq (1,$(MAKING_CLEAN))
+ifeq (,$(shell grep sqlite3_activate_see $(sqlite3.c)))
   SQLITE_C_IS_SEE := 0
 else
   SQLITE_C_IS_SEE := 1
-  $(info This is an SEE build.)
+  $(info This is an SEE build)
 endif
-# Most SQLITE_OPT flags are set in sqlite3-wasm.c but we need them
-# made explicit here for building speedtest1.c.
-SQLITE_OPT = \
-  -DSQLITE_ENABLE_FTS5 \
-  -DSQLITE_ENABLE_RTREE \
-  -DSQLITE_ENABLE_EXPLAIN_COMMENTS \
-  -DSQLITE_ENABLE_UNKNOWN_SQL_FUNCTION \
-  -DSQLITE_ENABLE_STMTVTAB \
-  -DSQLITE_ENABLE_DBPAGE_VTAB \
-  -DSQLITE_ENABLE_DBSTAT_VTAB \
-  -DSQLITE_ENABLE_BYTECODE_VTAB \
-  -DSQLITE_ENABLE_OFFSET_SQL_FUNC \
-  -DSQLITE_OMIT_LOAD_EXTENSION \
-  -DSQLITE_OMIT_DEPRECATED \
-  -DSQLITE_OMIT_UTF16 \
-  -DSQLITE_OMIT_SHARED_CACHE \
-  -DSQLITE_THREADSAFE=0 \
-  -DSQLITE_TEMP_STORE=2 \
-  -DSQLITE_OS_KV_OPTIONAL=1 \
-  '-DSQLITE_DEFAULT_UNIX_VFS="unix-none"' \
-  -DSQLITE_USE_URI=1 \
-  -DSQLITE_WASM_ENABLE_C_TESTS \
-  -DSQLITE_C=$(sqlite3.c)
-#SQLITE_OPT += -DSQLITE_DEBUG
-# Enabling SQLITE_DEBUG will break sqlite3_wasm_vfs_create_file()
-# (and thus sqlite3_js_vfs_create_file()). Those functions are
-# deprecated and alternatives are in place, but this crash behavior
-# can be used to find errant uses of sqlite3_js_vfs_create_file()
-# in client code.
-
-########################################################################
-# minimal=1 disables all "extraneous" stuff from sqlite3-wasm.c, the
-# goal being to create a WASM file with only the core APIs.
-minimal ?= 0
-ifeq (1,$(minimal))
-  SQLITE_OPT += -DSQLITE_WASM_MINIMAL
 endif
 
 ########################################################################@
@@ -250,21 +151,180 @@ $(sqlite3.h):
 	$(MAKE) -C $(dir.top) sqlite3.c
 $(sqlite3.c): $(sqlite3.h)
 
-.PHONY: clean distclean
-clean:
-	-rm -f $(CLEAN_FILES)
-distclean: clean
-	-rm -f $(DISTCLEAN_FILES)
+########################################################################
+# Special-case builds for which we require certain pre-conditions
+# which, if not met, may cause warnings or fatal errors in the build.
+# This also affects the default optimization level flags. Note that
+# the fiddle targets are in this list because they are used for
+# generating sqlite.org/fiddle.
+OPTIMIZED_TARGETS := dist snapshot fiddle fiddle.debug
 
-ifeq (release,$(filter release,$(MAKECMDGOALS)))
-  ifeq (,$(wasm-strip))
-    $(error Cannot make release-quality binary because wasm-strip is not available. \
-            See notes in the warning above)
+ifneq (1,$(MAKING_CLEAN))
+  ifeq (,$(filter $(OPTIMIZED_TARGETS),$(MAKECMDGOALS)))
+    $(info ==============================================================)
+    $(info == Development build. Make one of (dist, snapshot) for a)
+    $(info == smaller release build.)
+    $(info ==============================================================)
   endif
-else
-  $(info Development build. Use '$(MAKE) release' for a smaller release build.)
 endif
 
+########################################################################
+# Find emcc (Emscripten compiler)...
+ifeq (1,$(MAKING_CLEAN))
+  emcc.bin := echo
+  emcc.version := unknown
+else
+  emcc.bin := $(shell which emcc 2>/dev/null)
+  ifeq (,$(emcc.bin))
+    ifneq (,$(EMSDK_HOME))
+      emcc.bin := $(wildcard $(EMSDK_HOME)/upstream/emscripten/emcc)
+    endif
+    ifeq (,$(emcc.bin))
+      $(error Cannot find emcc in path.)
+    endif
+  endif
+  emcc.version := $(shell $(emcc.bin) --version | sed -n 1p | sed -e 's/^.* \([3-9][^ ]*\) .*$$/\1/;')
+  $(info using emcc version [$(emcc.version)])
+endif
+#########################################################################
+# Find wasm-strip, which we need for release builds (see below for
+# why) but not strictly for non-release builds.
+ifeq (1,$(MAKING_CLEAN))
+  wasm-strip-bin := irrelevant
+else
+  wasm-strip.bin ?= $(shell which wasm-strip 2>/dev/null)
+  ifeq (,$(wasm-strip.bin))
+    $(info WARNING: *******************************************************************)
+    $(info WARNING: Builds using -O2/-O3/-Os/-Oz will minify WASM-exported names,)
+    $(info WARNING: breaking _All The Things_. The workaround for that is to build)
+    $(info WARNING: with -g3 (which explodes the file size) and then strip the debug)
+    $(info WARNING: info after compilation, using wasm-strip, to shrink the wasm file.)
+    $(info WARNING: wasm-strip was not found in the PATH so we cannot strip those.)
+    $(info WARNING: If this build uses any optimization level higher than -O1 then)
+    $(info WARNING: the ***resulting JS code WILL NOT BE USABLE***.)
+    $(info WARNING: wasm-strip is part of the wabt package:)
+    $(info WARNING:    https://github.com/WebAssembly/wabt)
+    $(info WARNING: on Ubuntu-like systems it can be installed with:)
+    $(info WARNING:    sudo apt install wabt)
+    $(info WARNING: *******************************************************************)
+    ifneq (,$(filter $(OPTIMIZED_TARGETS),$(MAKECMDGOALS)))
+      $(error Cannot make release-quality binary because wasm-strip is not available.)
+    endif
+    wasm-strip.bin := echo "not wasm-stripping"
+  endif
+endif
+maybe-wasm-strip := $(wasm-strip.bin)
+
+########################################################################
+# barebones=1 disables all "extraneous" stuff from sqlite3-wasm.c, the
+# goal being to create a WASM file with only the core APIs.
+ifeq (1,$(barebones))
+  wasm-bare-bones := 1
+  $(info ==============================================================)
+  $(info == This is a bare-bones build. It trades away features for)
+  $(info == a smaller .wasm file.)
+  $(info ==============================================================)
+else
+  wasm-bare-bones := 0
+endif
+undefine barebones
+
+# Common options for building sqlite3-wasm.c and speedtest1.c.
+# Explicit ENABLEs...
+SQLITE_OPT.common := \
+  -DSQLITE_THREADSAFE=0 \
+  -DSQLITE_TEMP_STORE=2 \
+  -DSQLITE_ENABLE_MATH_FUNCTIONS \
+  -DSQLITE_OS_KV_OPTIONAL=1 \
+  '-DSQLITE_DEFAULT_UNIX_VFS="unix-none"' \
+  -DSQLITE_USE_URI=1 \
+  -DSQLITE_C=$(sqlite3.c) \
+  -DSQLITE_USE_LONG_DOUBLE=0 \
+  -DSQLITE_OMIT_DEPRECATED \
+  -DSQLITE_OMIT_UTF16 \
+  -DSQLITE_OMIT_LOAD_EXTENSION \
+  -DSQLITE_OMIT_SHARED_CACHE
+# ^^^ These particular OMITs are hard-coded in sqlite3-wasm.c and
+# removing them from this list will serve only to break the speedtest1
+# builds.
+
+# Currently always needed but TODO is paring tester1.c-pp.js down
+# to be able to run without this:
+SQLITE_OPT.common += -DSQLITE_WASM_ENABLE_C_TESTS
+
+# Extra flags for full-featured builds...
+SQLITE_OPT.full-featured := \
+  -DSQLITE_ENABLE_BYTECODE_VTAB \
+  -DSQLITE_ENABLE_DBPAGE_VTAB \
+  -DSQLITE_ENABLE_DBSTAT_VTAB \
+  -DSQLITE_ENABLE_FTS5 \
+  -DSQLITE_ENABLE_MATH_FUNCTIONS \
+  -DSQLITE_ENABLE_OFFSET_SQL_FUNC \
+  -DSQLITE_ENABLE_PREUPDATE_HOOK \
+  -DSQLITE_ENABLE_RTREE \
+  -DSQLITE_ENABLE_SESSION \
+  -DSQLITE_ENABLE_STMTVTAB \
+  -DSQLITE_ENABLE_UNKNOWN_SQL_FUNCTION
+
+ifeq (0,$(wasm-bare-bones))
+  # The so-called canonical build is full-featured:
+  SQLITE_OPT := \
+    $(SQLITE_OPT.common) \
+    $(SQLITE_OPT.full-featured)
+else
+  # The so-called bare-bones build is exactly that:
+  SQLITE_OPT := \
+    $(SQLITE_OPT.common) \
+    -DSQLITE_WASM_BARE_BONES
+  # SQLITE_WASM_BARE_BONES tells sqlite3-wasm.c to explicitly omit
+  # a bunch of stuff, in the interest of keeping the wasm file size
+  # down. As of this writing it equates to:
+  #
+  #  -USQLITE_ENABLE_DBPAGE_VTAB
+  #  -USQLITE_ENABLE_DBSTAT_VTAB
+  #  -USQLITE_ENABLE_EXPLAIN_COMMENTS
+  #  -USQLITE_ENABLE_FTS5
+  #  -USQLITE_ENABLE_OFFSET_SQL_FUNC
+  #  -USQLITE_ENABLE_PREUPDATE_HOOK
+  #  -USQLITE_ENABLE_RTREE
+  #  -USQLITE_ENABLE_SESSION
+  #  -USQLITE_ENABLE_STMTVTAB
+  #  -DSQLITE_OMIT_AUTHORIZATION
+  #  -DSQLITE_OMIT_GET_TABLE
+  #  -DSQLITE_OMIT_INCRBLOB
+  #  -DSQLITE_OMIT_INTROSPECTION_PRAGMAS
+  #  -DSQLITE_OMIT_JSON
+  #  -DSQLITE_OMIT_PROGRESS_CALLBACK
+  #  -DSQLITE_OMIT_WAL
+  #
+  # There are others we want here but which require explicit OMIT when
+  # creating their amalgamation, and that step is TODO:
+  #
+  #  -DSQLITE_OMIT_EXPLAIN
+  #  -DSQLITE_OMIT_TRIGGER
+  #  -DSQLITE_OMIT_VIRTUALTABLE
+  #  -DSQLITE_OMIT_WINDOWFUNC
+endif
+
+#SQLITE_OPT += -DSQLITE_DEBUG
+# Enabling SQLITE_DEBUG will break sqlite3_wasm_vfs_create_file()
+# (and thus sqlite3_js_vfs_create_file()). Those functions are
+# deprecated and alternatives are in place, but this crash behavior
+# can be used to find errant uses of sqlite3_js_vfs_create_file()
+# in client code.
+
+########################################################################
+# The following flags are hard-coded into sqlite3-wasm.c and cannot be
+# modified via the build process:
+#
+#  SQLITE_ENABLE_API_ARMOR
+#  SQLITE_OMIT_LOAD_EXTENSION
+#  SQLITE_OMIT_DEPRECATED
+#  SQLITE_OMIT_UTF16
+#  SQLITE_OMIT_SHARED_CACHE
+########################################################################
+
+
 ########################################################################
 # Adding custom C code via sqlite3_wasm_extra_init.c:
 #
@@ -321,6 +381,18 @@ $(bin.stripccomments): $(bin.stripccomments).c $(MAKEFILE)
 	$(CC) -o $@ $<
 DISTCLEAN_FILES += $(bin.stripccomments)
 
+########################################################################
+# bin.mkwb is used for generating some of the makefile code for the
+# various wasm builds. It used to be generated in this makefile via a
+# difficult-to-read/maintain block of $(eval)'d code. Attempts were
+# made to generate it from tcl and bash (shell) but having to escape
+# the $ references in those languages made it just as illegible as the
+# native makefile code. Somewhat surprisingly, moving that code generation
+# to C makes it slightly less illegible than the previous 3 options.
+bin.mkwb := ./mkwasmbuilds
+$(bin.mkwb): $(bin.mkwb).c $(MAKEFILE)
+	$(CC) -o $@ $<
+DISTCLEAN_FILES += $(bin.mkwb)
 
 ########################################################################
 # C-PP.FILTER: a $(call)able to transform $(1) to $(2) via:
@@ -360,6 +432,7 @@ $(bin.c-pp): c-pp.c $(sqlite3.c) $(MAKEFILE)
 		-DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_OMIT_DEPRECATED -DSQLITE_OMIT_UTF16 \
 		-DSQLITE_OMIT_SHARED_CACHE -DSQLITE_OMIT_WAL -DSQLITE_THREADSAFE=0 \
 		-DSQLITE_TEMP_STORE=3
+DISTCLEAN_FILES += $(bin.c-pp)
 C-PP.FILTER.global ?=
 ifeq (1,$(SQLITE_C_IS_SEE))
   C-PP.FILTER.global += -Denable-see
@@ -371,7 +444,7 @@ define C-PP.FILTER
 # $3 = optional c-pp -D... flags
 $(2): $(1) $$(MAKEFILE) $$(bin.c-pp)
 	$$(bin.c-pp) -f $(1) -o $$@ $(3) $(C-PP.FILTER.global)
-CLEAN_FILES += $(2)
+#CLEAN_FILES += $(2)
 endef
 # /end C-PP.FILTER
 ########################################################################
@@ -386,7 +459,17 @@ emcc.WASM_BIGINT ?= 1
 # emcc_opt = optimization-related flags. These are primarily used by
 # the various oX targets. build times for -O levels higher than 0 are
 # painful at dev-time.
-emcc_opt ?= -O0
+#
+# When running any of the $(OPTIMIZED_TARGETS) explicitly, e.g. for a
+# release distribution, use a higher optimization level. Experience
+# has shown -Oz to produce the smallest deliverables with only a
+# roughly 10% performance hit in the resulting WASM file compared to
+# -O2 (which consistently creates the fastest-running deliverables).
+ifeq (,$(filter $(OPTIMIZED_TARGETS),$(MAKECMDGOALS)))
+  emcc_opt ?= -O0
+else
+  emcc_opt ?= -Oz
+endif
 
 # When passing emcc_opt from the CLI, += and re-assignment have no
 # effect, so emcc_opt+=-g3 doesn't work. So...
@@ -421,24 +504,16 @@ emcc_opt_full := $(emcc_opt) -g3
 ########################################################################
 # EXPORTED_FUNCTIONS.* = files for use with Emscripten's
 # -sEXPORTED_FUNCTION flag.
-EXPORTED_FUNCTIONS.api.core := $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-core)
+EXPORTED_FUNCTIONS.api.core := $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-core
 EXPORTED_FUNCTIONS.api.in := $(EXPORTED_FUNCTIONS.api.core)
 ifeq (1,$(SQLITE_C_IS_SEE))
-  EXPORTED_FUNCTIONS.api.in += $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-see)
+  EXPORTED_FUNCTIONS.api.in += $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-see
 endif
-ifeq (0,$(minimal))
-  EXPORTED_FUNCTIONS.api.in += \
-    $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-auth) \
-    $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-preupdate) \
-    $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-session) \
-    $(abspath $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-vtab)
-else
-  $(info ========================================)
-  $(info This is a minimal-mode build)
-  $(info ========================================)
+ifeq (0,$(wasm-bare-bones))
+  EXPORTED_FUNCTIONS.api.in += $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-extras
 endif
 EXPORTED_FUNCTIONS.api := $(dir.tmp)/EXPORTED_FUNCTIONS.api
-$(EXPORTED_FUNCTIONS.api): $(EXPORTED_FUNCTIONS.api.in) $(sqlite3.c) $(MAKEFILE)
+$(EXPORTED_FUNCTIONS.api): $(MKDIR.bld) $(EXPORTED_FUNCTIONS.api.in) $(sqlite3.c) $(MAKEFILE)
 	cat $(EXPORTED_FUNCTIONS.api.in) > $@
 
 ########################################################################
@@ -470,8 +545,10 @@ sqlite3-api.jses += $(dir.api)/sqlite3-api-oo1.c-pp.js
 sqlite3-api.jses += $(dir.api)/sqlite3-api-worker1.c-pp.js
 # sqlite3-vfs-helper = helper APIs for VFSes:
 sqlite3-api.jses += $(dir.api)/sqlite3-vfs-helper.c-pp.js
-# sqlite3-vtab-helper = helper APIs for VTABLEs:
-sqlite3-api.jses += $(dir.api)/sqlite3-vtab-helper.c-pp.js
+ifeq (0,$(wasm-bare-bones))
+  # sqlite3-vtab-helper = helper APIs for VTABLEs:
+  sqlite3-api.jses += $(dir.api)/sqlite3-vtab-helper.c-pp.js
+endif
 # sqlite3-vfs-opfs = the first OPFS VFS:
 sqlite3-api.jses += $(dir.api)/sqlite3-vfs-opfs.c-pp.js
 # sqlite3-vfs-opfs-sahpool = the second OPFS VFS:
@@ -520,7 +597,7 @@ $(SOAP.js.bld): $(SOAP.js)
 # preprocessed. It contains all of $(sqlite3-api.jses) but none of the
 # Emscripten-specific headers and footers.
 sqlite3-api.js.in := $(dir.tmp)/sqlite3-api.c-pp.js
-$(sqlite3-api.js.in): $(sqlite3-api.jses) $(MAKEFILE)
+$(sqlite3-api.js.in): $(MKDIR.bld) $(sqlite3-api.jses) $(MAKEFILE)
 	@echo "Making $@..."
 	@for i in $(sqlite3-api.jses); do \
 		echo "/* BEGIN FILE: $$i */"; \
@@ -687,7 +764,7 @@ emcc.jsflags += -sLLD_REPORT_UNDEFINED
 ########################################################################
 # $(sqlite3-api-build-version.js) injects the build version info into
 # the bundle in JSON form.
-$(sqlite3-api-build-version.js): $(bin.version-info) $(MAKEFILE)
+$(sqlite3-api-build-version.js): $(MKDIR.bld) $(bin.version-info) $(MAKEFILE)
 	@echo "Making $@..."
 	@{ \
     echo 'globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){'; \
@@ -703,7 +780,7 @@ $(sqlite3-api-build-version.js): $(bin.version-info) $(MAKEFILE)
 #
 # Maintenance reminder: there are awk binaries out there which do not
 # support -e SCRIPT.
-$(sqlite3-license-version.js): $(sqlite3.h) $(sqlite3-license-version-header.js) \
+$(sqlite3-license-version.js): $(MKDIR.bld) $(sqlite3.h) $(sqlite3-license-version-header.js) \
   $(MAKEFILE)
 	@echo "Making $@..."; { \
     cat $(sqlite3-license-version-header.js); \
@@ -731,7 +808,7 @@ post-jses.js := \
   $(dir.api)/post-js-header.js \
   $(sqlite3-api.js.in) \
   $(dir.api)/post-js-footer.js
-$(post-js.js.in): $(post-jses.js) $(MAKEFILE)
+$(post-js.js.in): $(MKDIR.bld) $(post-jses.js) $(MAKEFILE)
 	@echo "Making $@..."
 	@for i in $(post-jses.js); do \
 		echo "/* BEGIN FILE: $$i */"; \
@@ -740,55 +817,6 @@ $(post-js.js.in): $(post-jses.js) $(MAKEFILE)
 	done > $@
 
 
-########################################################################
-# call-make-pre-post is a $(call)able which creates rules for
-# pre-js.$(1)-$(2).js. $1 = the base name of the JS file on whose
-# behalf this pre-js is for (one of: $(JS_BUILD_NAMES)). $2 is
-# the build mode: one of $(JS_BUILD_MODES).  This sets up
-# --[extern-][pre/post]-js flags in $(pre-post-$(1)-$(2).flags) and
-# dependencies in $(pre-post-$(1)-$(2).deps). The resulting files get
-# filtered using $(C-PP.FILTER). Any flags necessary for such
-# filtering need to be set in $(c-pp.D.$(1)-$(2)) before $(call)ing
-# this.
-#
-# Maintenance note: a shell script was written to generate these rules
-# with the hope that it would make them more legible and maintainable,
-# but embedding makefile code in another language makes it even less
-# legible than having the level of $(eval) indirection which we have
-# here.
-define call-make-pre-post
-pre-post-$(1)-$(2).flags ?=
-pre-js.js.$(1)-$(2).intermediary := $$(dir.tmp)/pre-js.$(1)-$(2).intermediary.js
-pre-js.js.$(1)-$(2) := $$(dir.tmp)/pre-js.$(1)-$(2).js
-#$$(error $$(pre-js.js.$(1)-$(2).intermediary) $$(pre-js.js.$(1)-$(2)))
-$$(eval $$(call C-PP.FILTER,$$(pre-js.js.in),$$(pre-js.js.$(1)-$(2).intermediary),$$(c-pp.D.$(1)-$(2))))
-post-js.js.$(1)-$(2) := $$(dir.tmp)/post-js.$(1)-$(2).js
-$$(eval $$(call C-PP.FILTER,$$(post-js.js.in),$$(post-js.js.$(1)-$(2)),$$(c-pp.D.$(1)-$(2))))
-extern-post-js.js.$(1)-$(2) := $$(dir.tmp)/extern-post-js.$(1)-$(2).js
-$$(eval $$(call C-PP.FILTER,$$(extern-post-js.js.in),$$(extern-post-js.js.$(1)-$(2)),$$(c-pp.D.$(1)-$(2))))
-pre-post-common.flags.$(1)-$(2) := \
-  $$(pre-post-common.flags) \
-  --post-js=$$(post-js.js.$(1)-$(2)) \
-  --extern-post-js=$$(extern-post-js.js.$(1)-$(2))
-pre-post-jses.$(1)-$(2).deps := $$(pre-post-jses.deps.common) \
-  $$(post-js.js.$(1)-$(2)) $$(extern-post-js.js.$(1)-$(2))
-$$(pre-js.js.$(1)-$(2)): $$(pre-js.js.$(1)-$(2).intermediary) $$(MAKEFILE)
-	cp $$(pre-js.js.$(1)-$(2).intermediary) $$@
-	@if [ sqlite3-wasmfs = $(1) ]; then \
-		echo "delete Module[xNameOfInstantiateWasm] /*for WASMFS build*/;"; \
-	elif [ sqlite3 != $(1) ]; then \
-		echo "Module[xNameOfInstantiateWasm].uri = '$(1).wasm';"; \
-	fi >> $$@
-pre-post-$(1)-$(2).deps := \
-  $$(pre-post-jses.$(1)-$(2).deps) \
-  $$(dir.tmp)/pre-js.$(1)-$(2).js
-pre-post-$(1)-$(2).flags += \
-  $$(pre-post-common.flags.$(1)-$(2)) \
-  --pre-js=$$(dir.tmp)/pre-js.$(1)-$(2).js
-endef
-# /post-js and pre-js
-########################################################################
-
 # Undocumented Emscripten feature: if the target file extension is
 # "mjs", it defaults to ES6 module builds:
 # https://github.com/emscripten-core/emscripten/issues/14383
@@ -802,11 +830,13 @@ sqlite3-wasmfs.cfiles := $(sqlite3-wasm.cfiles)
 # difference, so we build all binaries against sqlite3-wasm.c instead
 # of building a shared copy of sqlite3-wasm.o to link against.
 ########################################################################
-# SQLITE3.xJS.EXPORT-DEFAULT is part of SQLITE3-WASMFS.xJS.RECIPE and
-# SETUP_LIB_BUILD_MODE, factored into a separate piece to avoid code
-# duplication. $1 is 1 if the build mode needs this workaround (esm,
-# bundler-friendly, node) and 0 if not (vanilla). $2 must be empty for
-# all builds except sqlite3-wasmfs.mjs, in which case it must be 1.
+
+########################################################################
+# SQLITE3.xJS.ESM-EXPORT-DEFAULT is used by mkwasmbuilds.c and the
+# wasmfs build. $1 is 1 if the build mode needs this workaround
+# (modes: esm, bundler-friendly, node) and 0 if not (vanilla). $2 must
+# be 0 for all builds except sqlite3-wasmfs.mjs, in which case it must
+# be 1.
 #
 # Reminder for ESM builds: even if we use -sEXPORT_ES6=0, emcc _still_
 # adds:
@@ -825,11 +855,11 @@ sqlite3-wasmfs.cfiles := $(sqlite3-wasm.cfiles)
 # use awk instead of sed for this.
 define SQLITE3.xJS.ESM-EXPORT-DEFAULT
 if [ x1 = x$(1) ]; then \
-		echo "Fragile workaround for emscripten/issues/18237. See SQLITE3.xJS.RECIPE."; \
+		echo "Fragile workaround for emscripten/issues/18237. See SQLITE3.xJS.ESM-EXPORT-DEFAULT."; \
 		{\
 			awk '/^export default/ && !f{f=1; next} 1' $@ > $@.tmp && mv $@.tmp $@; \
 		} || exit $$?; \
-		if [ x != x$(2) ]; then \
+		if [ x1 = x$(2) ]; then \
 			if ! grep -q '^export default' $@; then \
 				echo "Cannot find export default." 1>&2; \
 				exit 1; \
@@ -838,78 +868,6 @@ if [ x1 = x$(1) ]; then \
 fi
 endef
 
-########################################################################
-# extern-post-js* and extern-pre-js* are files for use with
-# Emscripten's --extern-pre-js and --extern-post-js flags.
-extern-pre-js.js := $(dir.api)/extern-pre-js.js
-extern-post-js.js.in := $(dir.api)/extern-post-js.c-pp.js
-# Emscripten flags for --[extern-][pre|post]-js=... for the
-# various builds.
-pre-post-common.flags := \
-  --extern-pre-js=$(sqlite3-license-version.js)
-# pre-post-jses.deps.* = a list of dependencies for the
-# --[extern-][pre/post]-js files.
-pre-post-jses.deps.common := $(extern-pre-js.js) $(sqlite3-license-version.js)
-
-########################################################################
-# SETUP_LIB_BUILD_MODE is a $(call)'able which sets up numerous pieces
-# for one of the build modes.
-#
-# $1 = one of: $(JS_BUILD_NAMES)
-# $2 = build mode name: one of $(JS_BUILD_MODES)
-# $3 = 1 for ESM build mode, else 0
-# $4 = resulting sqlite-api JS/MJS file
-# $5 = resulting JS/MJS file
-# $6 = -D... flags for $(bin.c-pp)
-# $7 = optional extra flags for emcc
-#
-# Maintenance reminder: be careful not to introduce spaces around args
-# ($1, $2), otherwise string concatenation will malfunction.
-#
-# Before calling this, emcc.environment.$(2) must be set to a value
-# for emcc's -sENVIRONMENT flag.
-#
-# $(cflags.$(1)) and $(cflags.$(1).$(2)) may be defined to append
-# CFLAGS to a given build mode.
-#
-# $(emcc.flags.$(1)) and $(emcc.flags.$(1).$(2)) may be defined to
-# append emcc-specific flags to a given build mode.
-define SETUP_LIB_BUILD_MODE
-$(info Setting up build [$(1)-$(2)]: $(5))
-c-pp.D.$(1)-$(2) := $(6)
-$$(eval $$(call call-make-pre-post,$(1),$(2)))
-emcc.flags.$(1).$(2) ?=
-emcc.flags.$(1).$(2) += $(7)
-$$(eval $$(call C-PP.FILTER, $$(sqlite3-api.js.in), $(4), $(6)))
-$(5): $(4) $$(MAKEFILE) $$(sqlite3-wasm.cfiles) $$(EXPORTED_FUNCTIONS.api) $$(pre-post-$(1)-$(2).deps)
-	@echo "Building $$@ ..."
-	$$(emcc.bin) -o $$@ $$(emcc_opt_full) $$(emcc.flags) \
-    $$(emcc.jsflags) \
-    -sENVIRONMENT=$$(emcc.environment.$(2)) \
-    $$(pre-post-$(1)-$(2).flags) \
-    $$(emcc.flags.$(1)) $$(emcc.flags.$(1).$(2)) \
-    $$(cflags.common) $$(SQLITE_OPT) \
-    $$(cflags.$(1)) $$(cflags.$(1).$(2)) \
-    $$(cflags.wasm_extra_init) $$(sqlite3-wasm.cfiles)
-	@$$(call SQLITE3.xJS.ESM-EXPORT-DEFAULT,$(3))
-	@dotwasm=$$(basename $$@).wasm; \
-	chmod -x $$$$dotwasm; \
-	$(maybe-wasm-strip) $$$$dotwasm; \
-	case $(2) in \
-    bundler-friendly|node) \
-      echo "Patching $$@ for $(1).wasm..."; \
-      rm -f $$$$dotwasm; \
-      dotwasm=; \
-      sed -i -e 's/$(1)-$(2).wasm/$(1).wasm/g' $$@ || exit $$$$?; \
-      ;; \
-	esac; \
-	ls -la $$$$dotwasm $$@
-all: $(5)
-#quick: $(5)
-CLEAN_FILES += $(4) $(5)
-endef
-# ^^^ /SETUP_LIB_BUILD_MODE
-########################################################################
 sqlite3-api.js := $(dir.dout)/sqlite3-api.js
 sqlite3.js := $(dir.dout)/sqlite3.js
 sqlite3-api.mjs := $(dir.dout)/sqlite3-api.mjs
@@ -918,17 +876,18 @@ sqlite3-api-bundler-friendly.mjs := $(dir.dout)/sqlite3-api-bundler-friendly.mjs
 sqlite3-bundler-friendly.mjs := $(dir.dout)/sqlite3-bundler-friendly.mjs
 sqlite3-api-node.mjs := $(dir.dout)/sqlite3-api-node.mjs
 sqlite3-node.mjs := $(dir.dout)/sqlite3-node.mjs
-#$(info $(call SETUP_LIB_BUILD_MODE,sqlite3,vanilla,0, $(sqlite3-api.js), $(sqlite3.js)))
-$(eval $(call SETUP_LIB_BUILD_MODE,sqlite3,vanilla,0,\
-         $(sqlite3-api.js), $(sqlite3.js)))
-$(eval $(call SETUP_LIB_BUILD_MODE,sqlite3,esm,1,\
-         $(sqlite3-api.mjs), $(sqlite3.mjs), -Dtarget=es6-module))
-$(eval $(call SETUP_LIB_BUILD_MODE,sqlite3,bundler-friendly,1,\
-       $(sqlite3-api-bundler-friendly.mjs),$(sqlite3-bundler-friendly.mjs),\
-       $(c-pp.D.sqlite3-esm) -Dtarget=es6-bundler-friendly))
-$(eval $(call SETUP_LIB_BUILD_MODE,sqlite3,node,1,\
-       $(sqlite3-api-node.mjs),$(sqlite3-node.mjs),\
-       $(c-pp.D.sqlite3-bundler-friendly) -Dtarget=node))
+sqlite3-api-wasmfs.mjs := $(dir.tmp)/sqlite3-api-wasmfs.mjs
+sqlite3-wasmfs.mjs    := $(dir.wasmfs)/sqlite3-wasmfs.mjs
+EXPORTED_FUNCTIONS.fiddle := $(dir.tmp)/EXPORTED_FUNCTIONS.fiddle
+ifneq (1,$(MAKING_CLEAN))
+.wasmbuilds.make: $(bin.mkwb)
+	@rm -f $@
+	$(bin.mkwb) > $@
+	@chmod -w $@
+-include .wasmbuilds.make
+endif
+DISTCLEAN_FILES += .wasmbuilds.make
+
 # The various -D... values used by *.c-pp.js include:
 #
 # -Dtarget=es6-module: for all ESM module builds
@@ -962,7 +921,7 @@ $(sqlite3.wasm): $(sqlite3.js)
 $(sqlite3.mjs): $(sqlite3.js)
 $(sqlite3-bundler-friendly.mjs): $(sqlite3.mjs)
 $(sqlite3-node.mjs): $(sqlite3.mjs)
-CLEAN_FILES += $(sqlite3.wasm)
+#CLEAN_FILES += $(sqlite3.wasm)
 
 ########################################################################
 # We need separate copies of certain supplementary JS files for the
@@ -1078,15 +1037,13 @@ speedtest1.exit-runtime1 := -sEXIT_RUNTIME=1
 # -sEXIT_RUNTIME=1 but we need EXIT_RUNTIME=0 for the worker-based app
 # which runs speedtest1 multiple times.
 
-$(EXPORTED_FUNCTIONS.speedtest1): $(EXPORTED_FUNCTIONS.api.core)
+$(EXPORTED_FUNCTIONS.speedtest1): $(MKDIR.bld) $(EXPORTED_FUNCTIONS.api.core)
 	@echo "Making $@ ..."
 	@{ echo _wasm_main; cat $(EXPORTED_FUNCTIONS.api.core); } > $@
 speedtest1.js := $(dir.dout)/speedtest1.js
 speedtest1.wasm := $(dir.dout)/speedtest1.wasm
 emcc.flags.speedtest1-vanilla := $(cflags.common) -DSQLITE_SPEEDTEST1_WASM
-
 speedtest1.cfiles := $(speedtest1.c) $(sqlite3-wasm.c)
-$(eval $(call call-make-pre-post,speedtest1,vanilla))
 $(speedtest1.js): $(MAKEFILE) $(speedtest1.cfiles) \
     $(pre-post-speedtest1-vanilla.deps) \
     $(EXPORTED_FUNCTIONS.speedtest1)
@@ -1096,7 +1053,7 @@ $(speedtest1.js): $(MAKEFILE) $(speedtest1.cfiles) \
         $(emcc.speedtest1.common) \
         $(emcc.flags.speedtest1-vanilla) $(pre-post-speedtest1-vanilla.flags) \
         $(SQLITE_OPT) \
-        -USQLITE_WASM_MINIMAL \
+        -USQLITE_WASM_BARE_BONES \
         -USQLITE_C -DSQLITE_C=$(sqlite3.canonical.c) \
         $(speedtest1.exit-runtime0) \
         -o $@ $(speedtest1.cfiles) -lm
@@ -1106,7 +1063,7 @@ $(speedtest1.js): $(MAKEFILE) $(speedtest1.cfiles) \
 
 speedtest1: $(speedtest1.js)
 all: speedtest1
-CLEAN_FILES += $(speedtest1.js) $(speedtest1.wasm)
+#CLEAN_FILES += $(speedtest1.js) $(speedtest1.wasm)
 # end speedtest1.js
 ########################################################################
 
@@ -1143,24 +1100,29 @@ quick: $(sqlite3.js)
 # painful.
 
 .PHONY: o0 o1 o2 o3 os oz
-o-xtra :=
-#o-xtra ?= -flto
+emcc-opt-extra :=
+#ifeq (1,$(wasm-bare-bones))
+#emcc-opt-extra += -flto
 # ^^^^ -flto can have a considerably performance boost at -O0 but
 # doubles the build time and seems to have negligible, if any, effect
 # on higher optimization levels.
+#
+# -flto does ont shrink the size of bare-bones builds by any measurable
+# amount.
+#endif
 o0: clean
 	$(MAKE) -e "emcc_opt=-O0"
 o1: clean
-	$(MAKE) -e "emcc_opt=-O1 $(o-xtra)"
+	$(MAKE) -e "emcc_opt=-O1 $(emcc-opt-extra)"
 o2: clean
-	$(MAKE) -j2 -e "emcc_opt=-O2 $(o-xtra)"
+	$(MAKE) -j2 -e "emcc_opt=-O2 $(emcc-opt-extra)"
 o3: clean
-	$(MAKE) -e "emcc_opt=-O3 $(o-xtra)"
+	$(MAKE) -e "emcc_opt=-O3 $(emcc-opt-extra)"
 os: clean
 	@echo "WARNING: -Os can result in a build with mysteriously missing pieces!"
-	$(MAKE) -e "emcc_opt=-Os $(o-xtra)"
+	$(MAKE) -e "emcc_opt=-Os $(emcc-opt-extra)"
 oz: clean
-	$(MAKE) -j2 -e "emcc_opt=-Oz $(o-xtra)"
+	$(MAKE) -j2 -e "emcc_opt=-Oz $(emcc-opt-extra)"
 
 ########################################################################
 # Sub-makes...
@@ -1174,7 +1136,7 @@ wasmfs.enable ?= 1
 else
 # Unconditionally enable wasmfs for [dist]clean so that the wasmfs
 # sub-make can clean up.
-wasmfs.enable ?= $(if $(filter %clean,$(MAKECMDGOALS)),1,0)
+wasmfs.enable ?= $(MAKING_CLEAN)
 endif
 ifeq (1,$(wasmfs.enable))
 # wasmfs build disabled 2022-10-19 per /chat discussion.
@@ -1253,4 +1215,3 @@ endif
 # Run local web server for the test/demo pages.
 httpd:
 	althttpd -max-age 1 -enable-sab 1 -page index.html
-
diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-auth b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-auth
deleted file mode 100644
index 085090821b..0000000000
--- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-auth
+++ /dev/null
@@ -1 +0,0 @@
-_sqlite3_set_authorizer
diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-core b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-core
index db47ee7db1..2578002ce4 100644
--- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-core
+++ b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-core
@@ -41,7 +41,6 @@ _sqlite3_create_collation
 _sqlite3_create_collation_v2
 _sqlite3_create_function
 _sqlite3_create_function_v2
-_sqlite3_create_window_function
 _sqlite3_data_count
 _sqlite3_db_filename
 _sqlite3_db_handle
@@ -49,7 +48,6 @@ _sqlite3_db_name
 _sqlite3_db_readonly
 _sqlite3_db_status
 _sqlite3_deserialize
-_sqlite3_drop_modules
 _sqlite3_errcode
 _sqlite3_errmsg
 _sqlite3_error_offset
@@ -81,7 +79,6 @@ _sqlite3_open_v2
 _sqlite3_overload_function
 _sqlite3_prepare_v2
 _sqlite3_prepare_v3
-_sqlite3_progress_handler
 _sqlite3_randomness
 _sqlite3_realloc
 _sqlite3_realloc64
diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-session b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-extras
similarity index 68%
rename from ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-session
rename to ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-extras
index 5b7b53f952..e635d93b32 100644
--- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-session
+++ b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-extras
@@ -1,3 +1,12 @@
+_sqlite3_create_window_function
+_sqlite3_progress_handler
+_sqlite3_set_authorizer
+_sqlite3_preupdate_blobwrite
+_sqlite3_preupdate_count
+_sqlite3_preupdate_depth
+_sqlite3_preupdate_hook
+_sqlite3_preupdate_new
+_sqlite3_preupdate_old
 _sqlite3changegroup_add
 _sqlite3changegroup_add_strm
 _sqlite3changegroup_delete
@@ -40,3 +49,15 @@ _sqlite3session_object_config
 _sqlite3session_patchset
 _sqlite3session_patchset_strm
 _sqlite3session_table_filter
+_sqlite3_create_module
+_sqlite3_create_module_v2
+_sqlite3_declare_vtab
+_sqlite3_drop_modules
+_sqlite3_vtab_collation
+_sqlite3_vtab_distinct
+_sqlite3_vtab_in
+_sqlite3_vtab_in_first
+_sqlite3_vtab_in_next
+_sqlite3_vtab_nochange
+_sqlite3_vtab_on_conflict
+_sqlite3_vtab_rhs_value
diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-preupdate b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-preupdate
deleted file mode 100644
index 5c57a76b60..0000000000
--- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-preupdate
+++ /dev/null
@@ -1,6 +0,0 @@
-_sqlite3_preupdate_blobwrite
-_sqlite3_preupdate_count
-_sqlite3_preupdate_depth
-_sqlite3_preupdate_hook
-_sqlite3_preupdate_new
-_sqlite3_preupdate_old
diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-vtab b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-vtab
deleted file mode 100644
index 1f6de96823..0000000000
--- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-vtab
+++ /dev/null
@@ -1,11 +0,0 @@
-_sqlite3_create_module
-_sqlite3_create_module_v2
-_sqlite3_declare_vtab
-_sqlite3_vtab_collation
-_sqlite3_vtab_distinct
-_sqlite3_vtab_in
-_sqlite3_vtab_in_first
-_sqlite3_vtab_in_next
-_sqlite3_vtab_nochange
-_sqlite3_vtab_on_conflict
-_sqlite3_vtab_rhs_value
diff --git a/ext/wasm/api/pre-js.c-pp.js b/ext/wasm/api/pre-js.c-pp.js
index 878f3e0546..4045fb11cd 100644
--- a/ext/wasm/api/pre-js.c-pp.js
+++ b/ext/wasm/api/pre-js.c-pp.js
@@ -48,7 +48,7 @@ Module['locateFile'] = function(path, prefix) {
   }else{
     theFile = prefix + path;
   }
-  sqlite3InitModuleState.debugModule(
+  this.debugModule(
     "locateFile(",arguments[0], ',', arguments[1],")",
     'sqlite3InitModuleState.scriptDir =',this.scriptDir,
     'up.entries() =',Array.from(up.entries()),
@@ -59,6 +59,7 @@ Module['locateFile'] = function(path, prefix) {
 }.bind(sqlite3InitModuleState);
 //#endif ifnot target=es6-bundler-friendly
 
+//#if custom-Module.instantiateModule
 /**
    Bug warning: a custom Module.instantiateWasm() does not work
    in WASMFS builds:
@@ -67,7 +68,15 @@ Module['locateFile'] = function(path, prefix) {
 
    In such builds we must disable this.
 */
-const xNameOfInstantiateWasm = false
+const xNameOfInstantiateWasm =
+//#if wasmfs
+  false
+//#else
+  true /* This works, but it does not have the testing coverage in the
+          wild which Emscripten's default impl does, so we'll save
+          this option until we really need a custom
+          Module.instantiateWasm() */
+//#endif
       ? 'instantiateWasm'
       : 'emscripten-bug-17951';
 Module[xNameOfInstantiateWasm] = function callee(imports,onSuccess){
@@ -80,6 +89,7 @@ Module[xNameOfInstantiateWasm] = function callee(imports,onSuccess){
   sqlite3InitModuleState.debugModule(
     "instantiateWasm() uri =", uri
   );
+  //console.warn("Custom instantiateModule",uri);
   const wfetch = ()=>fetch(uri, {credentials: 'same-origin'});
   const loadWasm = WebAssembly.instantiateStreaming
         ? async ()=>{
@@ -105,6 +115,7 @@ Module[xNameOfInstantiateWasm] = function callee(imports,onSuccess){
   scripts.
 */
 Module[xNameOfInstantiateWasm].uri = 'sqlite3.wasm';
+//#endif custom-Module.instantiateModule
 /* END FILE: api/pre-js.js, noting that the build process may add a
    line after this one to change the above .uri to a build-specific
    one. */
diff --git a/ext/wasm/api/sqlite3-api-glue.c-pp.js b/ext/wasm/api/sqlite3-api-glue.c-pp.js
index e5eb0cfeb6..680218370a 100644
--- a/ext/wasm/api/sqlite3-api-glue.c-pp.js
+++ b/ext/wasm/api/sqlite3-api-glue.c-pp.js
@@ -136,20 +136,12 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
     ["sqlite3_compileoption_used", "int", "string"],
     ["sqlite3_complete", "int", "string:flexible"],
     ["sqlite3_context_db_handle", "sqlite3*", "sqlite3_context*"],
-
+    /* sqlite3_create_collation() and sqlite3_create_collation_v2()
+       use hand-written bindings to simplify passing of the callback
+       function. */
     /* sqlite3_create_function(), sqlite3_create_function_v2(), and
        sqlite3_create_window_function() use hand-written bindings to
        simplify handling of their function-type arguments. */
-    /* sqlite3_create_collation() and sqlite3_create_collation_v2()
-       use hand-written bindings to simplify passing of the callback
-       function.
-      ["sqlite3_create_collation", "int",
-     "sqlite3*", "string", "int",//SQLITE_UTF8 is the only legal value
-     "*", "*"],
-    ["sqlite3_create_collation_v2", "int",
-     "sqlite3*", "string", "int",//SQLITE_UTF8 is the only legal value
-     "*", "*", "*"],
-    */
     ["sqlite3_data_count", "int", "sqlite3_stmt*"],
     ["sqlite3_db_filename", "string", "sqlite3*", "string"],
     ["sqlite3_db_handle", "sqlite3*", "sqlite3_stmt*"],
@@ -211,14 +203,6 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
        for those, depending on how their SQL argument is provided. */
     /* sqlite3_randomness() uses a hand-written wrapper to extend
        the range of supported argument types. */
-    ["sqlite3_progress_handler", undefined, [
-      "sqlite3*", "int", new wasm.xWrap.FuncPtrAdapter({
-        name: 'xProgressHandler',
-        signature: 'i(p)',
-        bindScope: 'context',
-        contextKey: (argv,argIndex)=>argv[0/* sqlite3* */]
-      }), "*"
-    ]],
     ["sqlite3_realloc", "*","*","int"],
     ["sqlite3_reset", "int", "sqlite3_stmt*"],
     /* sqlite3_reset_auto_extension() has a hand-written binding. */
@@ -303,6 +287,19 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
     ["sqlite3_vfs_unregister", "int", "sqlite3_vfs*"]
   ]/*wasm.bindingSignatures*/;
 
+  if( !!wasm.exports.sqlite3_progress_handler ){
+    wasm.bindingSignatures.push(
+      ["sqlite3_progress_handler", undefined, [
+        "sqlite3*", "int", new wasm.xWrap.FuncPtrAdapter({
+          name: 'xProgressHandler',
+          signature: 'i(p)',
+          bindScope: 'context',
+          contextKey: (argv,argIndex)=>argv[0/* sqlite3* */]
+        }), "*"
+      ]]
+    );
+  }
+
   if( !!wasm.exports.sqlite3_stmt_explain ){
     wasm.bindingSignatures.push(
       ["sqlite3_stmt_explain", "int", "sqlite3_stmt*", "int"],
@@ -336,7 +333,7 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
   }/* sqlite3_set_authorizer() */
 
   if(false && wasm.compileOptionUsed('SQLITE_ENABLE_NORMALIZE')){
-    /* ^^^ "the problem" is that this is an option feature and the
+    /* ^^^ "the problem" is that this is an optional feature and the
        build-time function-export list does not currently take
        optional features into account. */
     wasm.bindingSignatures.push(["sqlite3_normalized_sql", "string", "sqlite3_stmt*"]);
@@ -385,7 +382,6 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
        of this, the canonical builds of sqlite3.wasm/js guarantee that
        sqlite3.wasm.alloc() and friends use those allocators. Custom builds
        may not guarantee that, however. */,
-    ["sqlite3_drop_modules", "int", ["sqlite3*", "**"]],
     ["sqlite3_last_insert_rowid", "i64", ["sqlite3*"]],
     ["sqlite3_malloc64", "*","i64"],
     ["sqlite3_msize", "i64", "*"],
@@ -422,6 +418,7 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
       ["sqlite3_create_module_v2", "int",
        ["sqlite3*","string","sqlite3_module*","*","*"]],
       ["sqlite3_declare_vtab", "int", ["sqlite3*", "string:flexible"]],
+      ["sqlite3_drop_modules", "int", ["sqlite3*", "**"]],
       ["sqlite3_vtab_collation","string","sqlite3_index_info*","int"],
       ["sqlite3_vtab_distinct","int", "sqlite3_index_info*"],
       ["sqlite3_vtab_in","int", "sqlite3_index_info*", "int", "int"],
@@ -950,7 +947,8 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
 
   /** Code duplication reducer for functions which take an encoding
       argument and require SQLITE_UTF8.  Sets the db error code to
-      SQLITE_FORMAT and returns that code. */
+      SQLITE_FORMAT, installs a descriptive error message,
+      and returns SQLITE_FORMAT. */
   const __errEncoding = (pDb)=>{
     return util.sqlite3__wasm_db_error(
       pDb, capi.SQLITE_FORMAT, "SQLITE_UTF8 is the only supported encoding."
@@ -1000,11 +998,13 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
     this._addUDF(pDb, name, arity, m.udf);
   };
 
-  __dbCleanupMap.addWindowFunc = function(pDb, name, arity){
-    const m = __dbCleanupMap(pDb, 1);
-    if(!m.wudf) m.wudf = new Map;
-    this._addUDF(pDb, name, arity, m.wudf);
-  };
+  if( wasm.exports.sqlite3_create_window_function ){
+    __dbCleanupMap.addWindowFunc = function(pDb, name, arity){
+      const m = __dbCleanupMap(pDb, 1);
+      if(!m.wudf) m.wudf = new Map;
+      this._addUDF(pDb, name, arity, m.wudf);
+    };
+  }
 
   /**
      Intended to be called _only_ from sqlite3_close_v2(),
@@ -1273,17 +1273,20 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
       ]
     );
 
-    const __sqlite3CreateWindowFunction = wasm.xWrap(
-      "sqlite3_create_window_function", "int", [
-        "sqlite3*", "string"/*funcName*/, "int"/*nArg*/,
-        "int"/*eTextRep*/, "*"/*pApp*/,
-        new wasm.xWrap.FuncPtrAdapter({name: 'xStep', ...__cfProxy.xInverseAndStep}),
-        new wasm.xWrap.FuncPtrAdapter({name: 'xFinal', ...__cfProxy.xFinalAndValue}),
-        new wasm.xWrap.FuncPtrAdapter({name: 'xValue', ...__cfProxy.xFinalAndValue}),
-        new wasm.xWrap.FuncPtrAdapter({name: 'xInverse', ...__cfProxy.xInverseAndStep}),
-        new wasm.xWrap.FuncPtrAdapter({name: 'xDestroy', ...__cfProxy.xDestroy})
-      ]
-    );
+    const __sqlite3CreateWindowFunction =
+          wasm.exports.sqlite3_create_window_function
+          ? wasm.xWrap(
+            "sqlite3_create_window_function", "int", [
+              "sqlite3*", "string"/*funcName*/, "int"/*nArg*/,
+              "int"/*eTextRep*/, "*"/*pApp*/,
+              new wasm.xWrap.FuncPtrAdapter({name: 'xStep', ...__cfProxy.xInverseAndStep}),
+              new wasm.xWrap.FuncPtrAdapter({name: 'xFinal', ...__cfProxy.xFinalAndValue}),
+              new wasm.xWrap.FuncPtrAdapter({name: 'xValue', ...__cfProxy.xFinalAndValue}),
+              new wasm.xWrap.FuncPtrAdapter({name: 'xInverse', ...__cfProxy.xInverseAndStep}),
+              new wasm.xWrap.FuncPtrAdapter({name: 'xDestroy', ...__cfProxy.xDestroy})
+            ]
+          )
+          : undefined;
 
     /* Documented in the api object's initializer. */
     capi.sqlite3_create_function_v2 = function f(
@@ -1328,61 +1331,71 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
     };
 
     /* Documented in the api object's initializer. */
-    capi.sqlite3_create_window_function = function f(
-      pDb, funcName, nArg, eTextRep, pApp,
-      xStep,   //void (*xStep)(sqlite3_context*,int,sqlite3_value**)
-      xFinal,  //void (*xFinal)(sqlite3_context*)
-      xValue,  //void (*xValue)(sqlite3_context*)
-      xInverse,//void (*xInverse)(sqlite3_context*,int,sqlite3_value**)
-      xDestroy //void (*xDestroy)(void*)
-    ){
-      if( f.length!==arguments.length ){
-        return __dbArgcMismatch(pDb,"sqlite3_create_window_function",f.length);
-      }else if( 0 === (eTextRep & 0xf) ){
-        eTextRep |= capi.SQLITE_UTF8;
-      }else if( capi.SQLITE_UTF8 !== (eTextRep & 0xf) ){
-        return __errEncoding(pDb);
-      }
-      try{
-        const rc = __sqlite3CreateWindowFunction(pDb, funcName, nArg, eTextRep,
-                                                 pApp, xStep, xFinal, xValue,
-                                                 xInverse, xDestroy);
-        if(0===rc && (xStep instanceof Function
-                      || xFinal instanceof Function
-                      || xValue instanceof Function
-                      || xInverse instanceof Function
-                      || xDestroy instanceof Function)){
-          __dbCleanupMap.addWindowFunc(pDb, funcName, nArg);
+    if( __sqlite3CreateWindowFunction ){
+      capi.sqlite3_create_window_function = function f(
+        pDb, funcName, nArg, eTextRep, pApp,
+        xStep,   //void (*xStep)(sqlite3_context*,int,sqlite3_value**)
+        xFinal,  //void (*xFinal)(sqlite3_context*)
+        xValue,  //void (*xValue)(sqlite3_context*)
+        xInverse,//void (*xInverse)(sqlite3_context*,int,sqlite3_value**)
+        xDestroy //void (*xDestroy)(void*)
+      ){
+        if( f.length!==arguments.length ){
+          return __dbArgcMismatch(pDb,"sqlite3_create_window_function",f.length);
+        }else if( 0 === (eTextRep & 0xf) ){
+          eTextRep |= capi.SQLITE_UTF8;
+        }else if( capi.SQLITE_UTF8 !== (eTextRep & 0xf) ){
+          return __errEncoding(pDb);
         }
-        return rc;
-      }catch(e){
-        console.error("sqlite3_create_window_function() setup threw:",e);
-        return util.sqlite3__wasm_db_error(pDb, e, "Creation of UDF threw: "+e);
-      }
-    };
+        try{
+          const rc = __sqlite3CreateWindowFunction(pDb, funcName, nArg, eTextRep,
+                                                   pApp, xStep, xFinal, xValue,
+                                                   xInverse, xDestroy);
+          if(0===rc && (xStep instanceof Function
+                        || xFinal instanceof Function
+                        || xValue instanceof Function
+                        || xInverse instanceof Function
+                        || xDestroy instanceof Function)){
+            __dbCleanupMap.addWindowFunc(pDb, funcName, nArg);
+          }
+          return rc;
+        }catch(e){
+          console.error("sqlite3_create_window_function() setup threw:",e);
+          return util.sqlite3__wasm_db_error(pDb, e, "Creation of UDF threw: "+e);
+        }
+      };
+    }else{
+      delete capi.sqlite3_create_window_function;
+    }
     /**
        A _deprecated_ alias for capi.sqlite3_result_js() which
        predates the addition of that function in the public API.
     */
     capi.sqlite3_create_function_v2.udfSetResult =
-      capi.sqlite3_create_function.udfSetResult =
+      capi.sqlite3_create_function.udfSetResult = capi.sqlite3_result_js;
+    if(capi.sqlite3_create_window_function){
       capi.sqlite3_create_window_function.udfSetResult = capi.sqlite3_result_js;
+    }
 
     /**
        A _deprecated_ alias for capi.sqlite3_values_to_js() which
        predates the addition of that function in the public API.
     */
     capi.sqlite3_create_function_v2.udfConvertArgs =
-      capi.sqlite3_create_function.udfConvertArgs =
+      capi.sqlite3_create_function.udfConvertArgs = capi.sqlite3_values_to_js;
+    if(capi.sqlite3_create_window_function){
       capi.sqlite3_create_window_function.udfConvertArgs = capi.sqlite3_values_to_js;
+    }
 
     /**
        A _deprecated_ alias for capi.sqlite3_result_error_js() which
        predates the addition of that function in the public API.
     */
     capi.sqlite3_create_function_v2.udfSetError =
-      capi.sqlite3_create_function.udfSetError =
+      capi.sqlite3_create_function.udfSetError = capi.sqlite3_result_error_js;
+    if(capi.sqlite3_create_window_function){
       capi.sqlite3_create_window_function.udfSetError = capi.sqlite3_result_error_js;
+    }
 
   }/*sqlite3_create_function_v2() and sqlite3_create_window_function() proxies*/;
 
diff --git a/ext/wasm/api/sqlite3-wasm.c b/ext/wasm/api/sqlite3-wasm.c
index 7f7e696899..b689b426fb 100644
--- a/ext/wasm/api/sqlite3-wasm.c
+++ b/ext/wasm/api/sqlite3-wasm.c
@@ -14,16 +14,17 @@
 */
 #define SQLITE_WASM
 #ifdef SQLITE_WASM_ENABLE_C_TESTS
+#  undef SQLITE_WASM_ENABLE_C_TESTS
+#  define SQLITE_WASM_ENABLE_C_TESTS 1
 /*
-** Code blocked off by SQLITE_WASM_TESTS is intended solely for use in
-** unit/regression testing. They may be safely omitted from
+** Code blocked off by SQLITE_WASM_ENABLE_C_TESTS is intended solely
+** for use in unit/regression testing. They may be safely omitted from
 ** client-side builds. The main unit test script, tester1.js, will
 ** skip related tests if it doesn't find the corresponding functions
 ** in the WASM exports.
 */
-#  define SQLITE_WASM_TESTS 1
 #else
-#  define SQLITE_WASM_TESTS 0
+#  define SQLITE_WASM_ENABLE_C_TESTS 0
 #endif
 
 /*
@@ -92,60 +93,18 @@
 #undef SQLITE_ENABLE_API_ARMOR
 #define SQLITE_ENABLE_API_ARMOR 1
 
-#ifndef SQLITE_ENABLE_BYTECODE_VTAB
-#  define SQLITE_ENABLE_BYTECODE_VTAB 1
-#endif
-#ifndef SQLITE_ENABLE_DBPAGE_VTAB
-#  define SQLITE_ENABLE_DBPAGE_VTAB 1
-#endif
-#ifndef SQLITE_ENABLE_DBSTAT_VTAB
-#  define SQLITE_ENABLE_DBSTAT_VTAB 1
-#endif
-#ifndef SQLITE_ENABLE_EXPLAIN_COMMENTS
-#  define SQLITE_ENABLE_EXPLAIN_COMMENTS 1
-#endif
-#ifndef SQLITE_ENABLE_FTS5
-#  define SQLITE_ENABLE_FTS5 1
-#endif
-#ifndef SQLITE_ENABLE_MATH_FUNCTIONS
-#  define SQLITE_ENABLE_MATH_FUNCTIONS 1
-#endif
-#ifndef SQLITE_ENABLE_OFFSET_SQL_FUNC
-#  define SQLITE_ENABLE_OFFSET_SQL_FUNC 1
-#endif
-#ifndef SQLITE_ENABLE_PREUPDATE_HOOK
-#  define SQLITE_ENABLE_PREUPDATE_HOOK 1 /*required by session extension*/
-#endif
-#ifndef SQLITE_ENABLE_RTREE
-#  define SQLITE_ENABLE_RTREE 1
-#endif
-#ifndef SQLITE_ENABLE_SESSION
-#  define SQLITE_ENABLE_SESSION 1
-#endif
-#ifndef SQLITE_ENABLE_STMTVTAB
-#  define SQLITE_ENABLE_STMTVTAB 1
-#endif
-#ifndef SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION
-#  define SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION
-#endif
-
 /**********************************************************************/
 /* SQLITE_O... */
-#ifndef SQLITE_OMIT_DEPRECATED
-# define SQLITE_OMIT_DEPRECATED 1
-#endif
-#ifndef SQLITE_OMIT_LOAD_EXTENSION
-# define SQLITE_OMIT_LOAD_EXTENSION 1
-#endif
-#ifndef SQLITE_OMIT_SHARED_CACHE
-# define SQLITE_OMIT_SHARED_CACHE 1
-#endif
-#ifndef SQLITE_OMIT_UTF16
-# define SQLITE_OMIT_UTF16 1
-#endif
-#ifndef SQLITE_OS_KV_OPTIONAL
-# define SQLITE_OS_KV_OPTIONAL 1
-#endif
+#undef SQLITE_OMIT_DEPRECATED
+#define SQLITE_OMIT_DEPRECATED 1
+#undef SQLITE_OMIT_LOAD_EXTENSION
+#define SQLITE_OMIT_LOAD_EXTENSION 1
+#undef SQLITE_OMIT_SHARED_CACHE
+#define SQLITE_OMIT_SHARED_CACHE 1
+#undef SQLITE_OMIT_UTF16
+#define SQLITE_OMIT_UTF16 1
+#undef SQLITE_OS_KV_OPTIONAL
+#define SQLITE_OS_KV_OPTIONAL 1
 
 /**********************************************************************/
 /* SQLITE_S... */
@@ -168,50 +127,75 @@
 #  define SQLITE_USE_URI 1
 #endif
 
+#ifndef SQLITE_USE_LONG_DOUBLE
+#  define SQLITE_USE_LONG_DOUBLE 0
+#endif
+
 #ifdef SQLITE_WASM_EXTRA_INIT
 #  define SQLITE_EXTRA_INIT sqlite3_wasm_extra_init
 #endif
 
 /*
-** If SQLITE_WASM_MINIMAL is defined, undefine most of the ENABLE
+** If SQLITE_WASM_BARE_BONES is defined, undefine most of the ENABLE
 ** macros.
 */
-#ifdef SQLITE_WASM_MINIMAL
-#  undef SQLITE_ENABLE_DBPAGE_VTAB
-#  undef SQLITE_ENABLE_DBSTAT_VTAB
-#  undef SQLITE_ENABLE_EXPLAIN_COMMENTS
-#  undef SQLITE_ENABLE_FTS5
-#  undef SQLITE_ENABLE_OFFSET_SQL_FUNC
-#  undef SQLITE_ENABLE_PREUPDATE_HOOK
-#  undef SQLITE_ENABLE_RTREE
-#  undef SQLITE_ENABLE_SESSION
-#  undef SQLITE_ENABLE_STMTVTAB
-#  undef SQLITE_OMIT_AUTHORIZATION
+#ifdef SQLITE_WASM_BARE_BONES
+#  undef  SQLITE_ENABLE_DBPAGE_VTAB
+#  undef  SQLITE_ENABLE_DBSTAT_VTAB
+#  undef  SQLITE_ENABLE_EXPLAIN_COMMENTS
+#  undef  SQLITE_ENABLE_FTS5
+#  undef  SQLITE_ENABLE_OFFSET_SQL_FUNC
+#  undef  SQLITE_ENABLE_PREUPDATE_HOOK
+#  undef  SQLITE_ENABLE_RTREE
+#  undef  SQLITE_ENABLE_SESSION
+#  undef  SQLITE_ENABLE_STMTVTAB
+#  undef  SQLITE_OMIT_AUTHORIZATION
 #  define SQLITE_OMIT_AUTHORIZATION
-/*Reminder re. custom sqlite3.c:
+#  undef  SQLITE_OMIT_GET_TABLE
+#  define SQLITE_OMIT_GET_TABLE
+#  undef  SQLITE_OMIT_INCRBLOB
+#  define SQLITE_OMIT_INCRBLOB
+#  undef  SQLITE_OMIT_INTROSPECTION_PRAGMAS
+#  define SQLITE_OMIT_INTROSPECTION_PRAGMAS
+#  undef  SQLITE_OMIT_JSON
+#  define SQLITE_OMIT_JSON
+#  undef  SQLITE_OMIT_PROGRESS_CALLBACK
+#  define SQLITE_OMIT_PROGRESS_CALLBACK
+#  undef  SQLITE_OMIT_WAL
+#  define SQLITE_OMIT_WAL
+#  undef  SQLITE_USE_LONG_DOUBLE
+#  define SQLITE_USE_LONG_DOUBLE 0
+/*
+  The following OMITs do not work with the standard amalgamation, so
+  require a custom build:
 
   fossil clean -x
   ./configure
-  OPTS='-DSQLITE_OMIT_VIRTUALTABLE -DSQLITE_OMIT_EXPLAIN -DSQLITE_OMIT_TRIGGER' make -e sqlite3
-*/
-/*Requires a custom sqlite3.c
-#  undef SQLITE_OMIT_TRIGGER
-#  define SQLITE_OMIT_TRIGGER
-*/
-/*TODO (requires build tweaks)
-#  undef SQLITE_OMIT_WINDOWFUNC
-#  define SQLITE_OMIT_WINDOWFUNC
-*/
-/*Requires a custom sqlite3.c
+  OPTS='...' make -e sqlite3
+
+  where ... has a -D... for each of the following OMIT flags:
+
 #  undef SQLITE_OMIT_EXPLAIN
 #  define SQLITE_OMIT_EXPLAIN
-*/
-/*Requires a custom sqlite3.c
+
+#  undef SQLITE_OMIT_TRIGGER
+#  define SQLITE_OMIT_TRIGGER
+
 #  undef SQLITE_OMIT_VIRTUALTABLE
 #  define SQLITE_OMIT_VIRTUALTABLE
+
+#  undef SQLITE_OMIT_WINDOWFUNC
+#  define SQLITE_OMIT_WINDOWFUNC
+
+  As of this writing (2024-07-25), such a build fails in various ways
+  for as-yet-unknown reasons.
 */
-#  undef SQLITE_OMIT_JSON
-#  define SQLITE_OMIT_JSON
+#endif
+
+#if !defined(SQLITE_OMIT_VIRTUALTABLE) && !defined(SQLITE_WASM_BARE_BONES)
+#  define SQLITE_WASM_HAS_VTAB 1
+#else
+#  define SQLITE_WASM_HAS_VTAB 0
 #endif
 
 #include <assert.h>
@@ -243,6 +227,23 @@
 // See also:
 //__attribute__((export_name("theExportedName"), used, visibility("default")))
 
+#if 0
+/* Details at https://sqlite.org/forum/forumpost/cbfb0d0ac0a4e349
+**
+** Summary: changing to `double` reduces the wasm file size by a mere
+** 2k.  It is hypothetically not possible that any clients rely on
+** doubles larger than 64-bit because there is no mapping between C
+** and JS for them. i.e. we "could" switch LONGDOUBLE_TYPE to double
+** for wasm builds with very little risk of problems. Clang 18.1 maps
+** `long double` to float128 but Emscripten doesn't (cannot) expose
+** that to JS.
+**
+** See also: SQLITE_USE_LONG_DOUBLE
+*/
+#undef LONGDOUBLE_TYPE
+#define LONGDOUBLE_TYPE double
+#endif
+
 /*
 ** Which sqlite3.c we're using needs to be configurable to enable
 ** building against a custom copy, e.g. the SEE variant. Note that we
@@ -264,10 +265,6 @@
 #undef INC__STRINGIFY
 #undef SQLITE_C
 
-#if defined(__EMSCRIPTEN__)
-#  include <emscripten/console.h>
-#endif
-
 #if 0
 /*
 ** An EXPERIMENT in implementing a stack-based allocator analog to
@@ -412,7 +409,7 @@ int sqlite3__wasm_db_error(sqlite3*db, int err_code, const char *zMsg){
   return err_code;
 }
 
-#if SQLITE_WASM_TESTS
+#if SQLITE_WASM_ENABLE_C_TESTS
 struct WasmTestStruct {
   int v4;
   void * ppV;
@@ -432,7 +429,7 @@ void sqlite3__wasm_test_struct(WasmTestStruct * s){
   }
   return;
 }
-#endif /* SQLITE_WASM_TESTS */
+#endif /* SQLITE_WASM_ENABLE_C_TESTS */
 
 /*
 ** This function is NOT part of the sqlite3 public API. It is strictly
@@ -967,7 +964,7 @@ const char * sqlite3__wasm_enum_json(void){
   } _DefGroup;
 
   DefGroup(vtab) {
-#if !defined(SQLITE_OMIT_VIRTUALTABLE) && !defined(SQLITE_WASM_MINIMAL)
+#if SQLITE_WASM_HAS_VTAB
     DefInt(SQLITE_INDEX_SCAN_UNIQUE);
     DefInt(SQLITE_INDEX_CONSTRAINT_EQ);
     DefInt(SQLITE_INDEX_CONSTRAINT_GT);
@@ -995,7 +992,7 @@ const char * sqlite3__wasm_enum_json(void){
     DefInt(SQLITE_FAIL);
     //DefInt(SQLITE_ABORT); // Also an error code
     DefInt(SQLITE_REPLACE);
-#endif /*!SQLITE_OMIT_VIRTUALTABLE*/
+#endif /*SQLITE_WASM_HAS_VTAB*/
   } _DefGroup;
 
 #undef DefGroup
@@ -1110,6 +1107,7 @@ const char * sqlite3__wasm_enum_json(void){
 #undef CurrentStruct
 
 
+#if SQLITE_WASM_HAS_VTAB
 #define CurrentStruct sqlite3_vtab
     StructBinder {
       M(pModule, "p");
@@ -1155,7 +1153,6 @@ const char * sqlite3__wasm_enum_json(void){
     } _StructBinder;
 #undef CurrentStruct
 
-#if !defined(SQLITE_OMIT_VIRTUALTABLE) && !defined(SQLITE_WASM_MINIMAL)
     /**
      ** Workaround: in order to map the various inner structs from
      ** sqlite3_index_info, we have to uplift those into constructs we
@@ -1232,9 +1229,9 @@ const char * sqlite3__wasm_enum_json(void){
     } _StructBinder;
 #undef CurrentStruct
 
-#endif /*!SQLITE_OMIT_VIRTUALTABLE*/
+#endif /*SQLITE_WASM_HAS_VTAB*/
 
-#if SQLITE_WASM_TESTS
+#if SQLITE_WASM_ENABLE_C_TESTS
 #define CurrentStruct WasmTestStruct
     StructBinder {
       M(v4,    "i");
@@ -1244,7 +1241,7 @@ const char * sqlite3__wasm_enum_json(void){
       M(xFunc, "v(p)");
     } _StructBinder;
 #undef CurrentStruct
-#endif
+#endif /*SQLITE_WASM_ENABLE_C_TESTS*/
 
   } out( "]"/*structs*/);
 
@@ -1603,7 +1600,7 @@ sqlite3_kvvfs_methods * sqlite3__wasm_kvvfs_methods(void){
   return &sqlite3KvvfsMethods;
 }
 
-#if !defined(SQLITE_OMIT_VIRTUALTABLE) && !defined(SQLITE_WASM_MINIMAL)
+#if SQLITE_WASM_HAS_VTAB
 /*
 ** This function is NOT part of the sqlite3 public API. It is strictly
 ** for use by the sqlite project's own JS/WASM bindings.
@@ -1626,7 +1623,7 @@ int sqlite3__wasm_vtab_config(sqlite3 *pDb, int op, int arg){
     return SQLITE_MISUSE;
   }
 }
-#endif /*!SQLITE_OMIT_VIRTUALTABLE*/
+#endif /*SQLITE_WASM_HAS_VTAB*/
 
 /*
 ** This function is NOT part of the sqlite3 public API. It is strictly
@@ -1750,6 +1747,7 @@ char * sqlite3__wasm_qfmt_token(char *z, int addQuotes){
 }
 
 #if defined(__EMSCRIPTEN__) && defined(SQLITE_ENABLE_WASMFS)
+#include <emscripten/console.h>
 #include <emscripten/wasmfs.h>
 
 /*
@@ -1801,7 +1799,7 @@ int sqlite3__wasm_init_wasmfs(const char *zUnused){
 }
 #endif /* __EMSCRIPTEN__ && SQLITE_ENABLE_WASMFS */
 
-#if SQLITE_WASM_TESTS
+#if SQLITE_WASM_ENABLE_C_TESTS
 
 SQLITE_WASM_EXPORT
 int sqlite3__wasm_test_intptr(int * p){
@@ -1967,6 +1965,9 @@ int sqlite3__wasm_SQLTester_strglob(const char *zGlob, const char *z){
  return !sqlite3__wasm_SQLTester_strnotglob(zGlob, z);
 }
 
-#endif /* SQLITE_WASM_TESTS */
+#endif /* SQLITE_WASM_ENABLE_C_TESTS */
 
 #undef SQLITE_WASM_EXPORT
+#undef SQLITE_WASM_HAS_VTAB
+#undef SQLITE_WASM_BARE_BONES
+#undef SQLITE_WASM_ENABLE_C_TESTS
diff --git a/ext/wasm/c-pp.c b/ext/wasm/c-pp.c
index c439a0d091..c67881dd3e 100644
--- a/ext/wasm/c-pp.c
+++ b/ext/wasm/c-pp.c
@@ -1,7 +1,8 @@
 /*
 ** 2022-11-12:
 **
-** In place of a legal notice, here is a blessing:
+** The author disclaims copyright to this source code.  In place of
+** a legal notice, here is a blessing:
 **
 **  * May you do good and not evil.
 **  * May you find forgiveness for yourself and forgive others.
@@ -1507,7 +1508,7 @@ int main(int argc, char const * const * argv){
     }
     ISFLAG("debug"){
       ++g.doDebug;
-    }else if(!zInfile){
+    }else if(!zInfile && '-'!=argv[i][0]){
       goto do_infile;
     }else{
       fatal("Unhandled flag: %s", argv[i]);
diff --git a/ext/wasm/fiddle.make b/ext/wasm/fiddle.make
index 1f0d9e2ad0..df5c7ab7b7 100644
--- a/ext/wasm/fiddle.make
+++ b/ext/wasm/fiddle.make
@@ -7,21 +7,23 @@ MAKEFILE.fiddle := $(lastword $(MAKEFILE_LIST))
 
 ########################################################################
 # shell.c and its build flags...
-make-np-0 := make -C  $(dir.top) -n -p
-make-np-1 := sed -e 's/(TOP)/(dir.top)/g'
-# Extract SHELL_OPT and SHELL_DEP from the top-most makefile and import
-# them as vars here...
-$(eval $(shell $(make-np-0) | grep -e '^SHELL_OPT ' | $(make-np-1)))
-$(eval $(shell $(make-np-0) | grep -e '^SHELL_DEP ' | $(make-np-1)))
-# ^^^ can't do that in 1 invocation b/c newlines get stripped
-ifeq (,$(SHELL_OPT))
-$(error Could not parse SHELL_OPT from $(dir.top)/Makefile.)
-endif
-ifeq (,$(SHELL_DEP))
-$(error Could not parse SHELL_DEP from $(dir.top)/Makefile.)
-endif
-$(dir.top)/shell.c: $(SHELL_DEP) $(dir.top)/tool/mkshellc.tcl $(sqlite3.c)
+ifneq (1,$(MAKING_CLEAN))
+  make-np-0 := make -C  $(dir.top) -n -p
+  make-np-1 := sed -e 's/(TOP)/(dir.top)/g'
+  # Extract SHELL_OPT and SHELL_DEP from the top-most makefile and import
+  # them as vars here...
+  $(eval $(shell $(make-np-0) | grep -e '^SHELL_OPT ' | $(make-np-1)))
+  $(eval $(shell $(make-np-0) | grep -e '^SHELL_DEP ' | $(make-np-1)))
+  # ^^^ can't do that in 1 invocation b/c newlines get stripped
+  ifeq (,$(SHELL_OPT))
+  $(error Could not parse SHELL_OPT from $(dir.top)/Makefile.)
+  endif
+  ifeq (,$(SHELL_DEP))
+  $(error Could not parse SHELL_DEP from $(dir.top)/Makefile.)
+  endif
+$(dir.top)/shell.c: $(SHELL_DEP) $(dir.tool)/mkshellc.tcl $(sqlite3.c)
 	$(MAKE) -C $(dir.top) shell.c
+endif
 # /shell.c
 ########################################################################
 
@@ -41,10 +43,11 @@ fiddle.emcc-flags = \
   $(emcc.exportedRuntimeMethods) \
   -sEXPORTED_FUNCTIONS=@$(abspath $(EXPORTED_FUNCTIONS.fiddle)) \
   -sEXPORTED_RUNTIME_METHODS=FS,wasmMemory \
-  $(SQLITE_OPT) $(SHELL_OPT) \
-  -USQLITE_WASM_MINIMAL \
+  $(SQLITE_OPT.full-featured) \
+  $(SQLITE_OPT.common) \
+  $(SHELL_OPT) \
+  -USQLITE_WASM_BARE_BONES \
   -DSQLITE_SHELL_FIDDLE
-# -D_POSIX_C_SOURCE is needed for strdup() with emcc
 
 # Flags specifically for debug builds of fiddle. Performance suffers
 # greatly in debug builds.
@@ -55,52 +58,22 @@ fiddle.emcc-flags.debug := $(fiddle.emcc-flags) \
 
 fiddle.EXPORTED_FUNCTIONS.in := \
     EXPORTED_FUNCTIONS.fiddle.in \
-    $(EXPORTED_FUNCTIONS.api)
+    $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-core \
+    $(dir.api)/EXPORTED_FUNCTIONS.sqlite3-extras
 
-$(EXPORTED_FUNCTIONS.fiddle): $(fiddle.EXPORTED_FUNCTIONS.in) $(MAKEFILE.fiddle)
+$(EXPORTED_FUNCTIONS.fiddle): $(MKDIR.bld) $(fiddle.EXPORTED_FUNCTIONS.in) \
+    $(MAKEFILE.fiddle)
 	sort -u $(fiddle.EXPORTED_FUNCTIONS.in) > $@
 
 fiddle.cses := $(dir.top)/shell.c $(sqlite3-wasm.c)
-$(eval $(call call-make-pre-post,fiddle-module,vanilla))
 
-########################################################################
-# emit rules for one of the two fiddle builds. $1 must be
-# either $(dir.fiddle) or $(dir.fiddle-debug). $2 must be empty
-# in the former case and .debug in the latter.
-define make-fiddle-rules
-fiddle-module.js$(2) := $(1)/fiddle-module.js
-fiddle-module.wasm$(2) := $$(subst .js,.wasm,$$(fiddle-module.js$(2)))
-$$(fiddle-module.js$(2)): $$(MAKEFILE) $$(MAKEFILE.fiddle) \
-    $$(EXPORTED_FUNCTIONS.fiddle) \
-    $$(fiddle.cses) $$(pre-post-fiddle-module-vanilla.deps) $$(SOAP.js)
-	@test -d "$$(dir $$@)" || mkdir -p "$$(dir $$@)"
-	$$(emcc.bin) -o $$@ $$(fiddle.emcc-flags$(2)) \
-    $$(pre-post-fiddle-module-vanilla.flags) \
-    $$(fiddle.cses)
-	$$(maybe-wasm-strip) $$(fiddle-module.wasm$(2))
-	@cp -p $$(SOAP.js) $$(dir $$@)
-	@if [[ x.debug = x$(2) ]]; then \
-		cp -p $$(dir.fiddle)/index.html \
-			$$(dir.fiddle)/fiddle.js \
-			$$(dir.fiddle)/fiddle-worker.js \
-			$$(dir $$@)/.; \
-	fi
-	@for i in $(1)/*.*js $(1)/*.html $(1)/*.wasm; do \
-		test -f $$$${i} || continue; \
-		gzip < $$$${i} > $$$${i}.gz; \
-	done
-fiddle$(2): $$(fiddle-module.js$(2)) $(1)/fiddle.js.gz
-endef
-
-$(eval $(call make-fiddle-rules,$(dir.fiddle)))
-$(eval $(call make-fiddle-rules,$(dir.fiddle-debug),.debug))
 fiddle: $(fiddle-module.js) $(fiddle-module.js.debug)
 fiddle.debug: $(fiddle-module.js.debug)
 
 clean: clean-fiddle
 clean-fiddle:
-	rm -f $(fiddle-module.js) \
-        $(fiddle-module.wasm) \
+	rm -f $(dir.fiddle)/fiddle-module.js \
+        $(dir.fiddle)/*.wasm \
         $(dir.fiddle)/sqlite3-opfs-*.js \
         $(dir.fiddle)/*.gz \
         EXPORTED_FUNCTIONS.fiddle
diff --git a/ext/wasm/fiddle/index.html b/ext/wasm/fiddle/index.html
index 5f8647b036..f779749319 100644
--- a/ext/wasm/fiddle/index.html
+++ b/ext/wasm/fiddle/index.html
@@ -9,7 +9,6 @@
          two lines and ensure that these files are on the web server. -->
     <!--script src="jqterm/jqterm-bundle.min.js"></script>
     <link rel="stylesheet" href="jqterm/jquery.terminal.min.css"/-->
-    <link rel="stylesheet" href="emscripten.css"/>
     <style>
       /* The following styles are for app-level use. */
       :root {
diff --git a/ext/wasm/index.html b/ext/wasm/index.html
index d12a3aa03f..a3d41f1a9c 100644
--- a/ext/wasm/index.html
+++ b/ext/wasm/index.html
@@ -125,10 +125,10 @@
           the WASMFS build is available on this server (it is not by
           default) and that this server emits the COOP/COEP headers.
           <ul>
-            <li><a href='scratchpad-wasmfs.html'>scratchpad-wasmfs</a>:
+            <!--li><a href='scratchpad-wasmfs.html'>scratchpad-wasmfs</a>:
               experimenting with WASMFS/OPFS-based persistence.
-            </li>
-            <li><a href='speedtest1-wasmfs.html?flags=--size,15'>speedtest1-wasmfs</a>:
+            </li-->
+            <li><a href='speedtest1-wasmfs.html?flags=--size,10'>speedtest1-wasmfs</a>:
               a variant of speedtest1 built solely for the wasmfs/opfs
               feature.
             </li>
diff --git a/ext/wasm/mkwasmbuilds.c b/ext/wasm/mkwasmbuilds.c
new file mode 100644
index 0000000000..29b6cafae9
--- /dev/null
+++ b/ext/wasm/mkwasmbuilds.c
@@ -0,0 +1,284 @@
+/*
+** 2024-09-23
+**
+** The author disclaims copyright to this source code.  In place of
+** a legal notice, here is a blessing:
+**
+**    May you do good and not evil.
+**    May you find forgiveness for yourself and forgive others.
+**    May you share freely, never taking more than you give.
+**
+*************************************************************************
+**
+** This app's single purpose is to emit parts of the Makefile code for
+** building sqlite3's WASM build. The main motivation is to generate
+** code which "can" be created via GNU Make's eval command but is
+** highly illegible when constructed that way. Attempts to write this
+** app in Bash and TCL have suffered from the problem that both
+** require escaping $ symbols, making the resulting script code as
+** illegible as the eval spaghetti we want to get away from. Writing
+** it in C is, somewhat surprisingly, _slightly_ less illegible than
+** writing it in bash, tcl, or native Make code.
+**
+** The emitted makefile code is not standalone - it depends on
+** variables and $(call)able functions from the main makefile.
+**
+*/
+
+#undef NDEBUG
+#define DEBUG 1
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+#define pf printf
+#define ps puts
+/* Very common printf() args combo. */
+#define zNM zName, zMode
+
+/*
+** Valid names for the zName arguments.
+*/
+#define JS_BUILD_NAMES sqlite3 sqlite3-wasmfs
+/*
+** Valid names for the zMode arguments of the "sqlite3" build. For the
+** "sqlite3-wasmfs" build, only "esm" (ES6 Module) is legal.
+*/
+#define JS_BUILD_MODES vanilla esm bundler-friendly node
+static const char * zBanner =
+  "\n########################################################################\n";
+
+/*
+** Emits common vars needed by the rest of the emitted code (but not
+** needed by makefile code outside of these generated pieces).
+*/
+static void mk_prologue(void){
+  pf("%s", zBanner);
+  ps("# extern-post-js* and extern-pre-js* are files for use with");
+  ps("# Emscripten's --extern-pre-js and --extern-post-js flags.");
+  ps("extern-pre-js.js := $(dir.api)/extern-pre-js.js");
+  ps("extern-post-js.js.in := $(dir.api)/extern-post-js.c-pp.js");
+  ps("# Emscripten flags for --[extern-][pre|post]-js=... for the");
+  ps("# various builds.");
+  ps("pre-post-common.flags := --extern-pre-js=$(sqlite3-license-version.js)");
+  ps("# pre-post-jses.deps.* = a list of dependencies for the");
+  ps("# --[extern-][pre/post]-js files.");
+  ps("pre-post-jses.deps.common := $(extern-pre-js.js) $(sqlite3-license-version.js)");
+}
+
+/*
+** Emits makefile code for setting up values for the --pre-js=FILE,
+** --post-js=FILE, and --extern-post-js=FILE emcc flags, as well as
+** populating those files.
+*/
+static void mk_pre_post(const char *zName  /* build name */,
+                        const char *zMode  /* build mode */,
+                        const char *zCmppD /* optional -D flags for c-pp for the
+                                           ** --pre/--post-js files. */){
+  pf("%s# Begin --pre/--post flags for %s-%s\n", zBanner, zName, zMode);
+  pf("c-pp.D.%s-%s := %s\n", zNM, zCmppD ? zCmppD : "");
+  pf("pre-post-%s-%s.flags ?=\n", zNM);
+
+  /* --pre-js=... */
+  pf("pre-js.js.%s-%s := $(dir.tmp)/pre-js.%s-%s.js\n",
+     zNM, zNM);
+  pf("$(pre-js.js.%s-%s): $(MAKEFILE)\n", zNM);
+#if 1
+  pf("$(eval $(call C-PP.FILTER,$(pre-js.js.in),$(pre-js.js.%s-%s),"
+     "$(c-pp.D.%s-%s)))\n", zNM, zNM);
+#else
+  /* This part is needed if/when we re-enable the custom
+  ** Module.instantiateModule() impl in api/pre-js.c-pp.js. */
+  pf("pre-js.js.%s-%s.intermediary := $(dir.tmp)/pre-js.%s-%s.intermediary.js\n",
+     zNM, zNM);
+  pf("$(eval $(call C-PP.FILTER,$(pre-js.js.in),$(pre-js.js.%s-%s.intermediary),"
+     "$(c-pp.D.%s-%s) -Dcustom-Module.instantiateModule))\n", zNM, zNM);
+  pf("$(pre-js.js.%s-%s): $(pre-js.js.%s-%s.intermediary)\n", zNM, zNM);
+  pf("\tcp $(pre-js.js.%s-%s.intermediary) $@\n", zNM);
+
+  /* Amend $(pre-js.js.zName-zMode) for all targets except the plain
+  ** "sqlite3" build... */
+  if( 0!=strcmp("sqlite3-wasmfs", zName)
+      && 0!=strcmp("sqlite3", zName) ){
+    pf("\t@echo 'Module[xNameOfInstantiateWasm].uri = "
+       "\"%s.wasm\";' >> $@\n", zName);
+  }
+#endif
+
+  /* --post-js=... */
+  pf("post-js.js.%s-%s := $(dir.tmp)/post-js.%s-%s.js\n", zNM, zNM);
+  pf("$(eval $(call C-PP.FILTER,$(post-js.js.in),"
+     "$(post-js.js.%s-%s),$(c-pp.D.%s-%s)))\n", zNM, zNM);
+
+  /* --extern-post-js=... */
+  pf("extern-post-js.js.%s-%s := $(dir.tmp)/extern-post-js.%s-%s.js\n", zNM, zNM);
+  pf("$(eval $(call C-PP.FILTER,$(extern-post-js.js.in),$(extern-post-js.js.%s-%s),"
+     "$(c-pp.D.%s-%s)))\n", zNM, zNM);
+
+  /* Combine flags for use with emcc... */
+  pf("pre-post-common.flags.%s-%s := "
+     "$(pre-post-common.flags) "
+     "--post-js=$(post-js.js.%s-%s) "
+     "--extern-post-js=$(extern-post-js.js.%s-%s)\n", zNM, zNM, zNM);
+
+  pf("pre-post-%s-%s.flags += $(pre-post-common.flags.%s-%s) "
+     "--pre-js=$(pre-js.js.%s-%s)\n", zNM, zNM, zNM);
+
+  /* Set up deps... */
+  pf("pre-post-jses.%s-%s.deps := $(pre-post-jses.deps.common) "
+     "$(post-js.js.%s-%s) $(extern-post-js.js.%s-%s)\n",
+     zNM, zNM, zNM);
+  pf("pre-post-%s-%s.deps := $(pre-post-jses.%s-%s.deps) $(dir.tmp)/pre-js.%s-%s.js\n",
+     zNM, zNM, zNM);
+  pf("# End --pre/--post flags for %s-%s%s", zName, zMode, zBanner);
+}
+
+/*
+** Emits rules for the fiddle builds.
+**
+*/
+static void mk_fiddle(){
+  int i = 0;
+
+  mk_pre_post("fiddle-module","vanilla", 0);
+  for( ; i < 2; ++i ){
+    const char *zTail = i ? ".debug" : "";
+    const char *zDir = i ? "$(dir.fiddle-debug)" : "$(dir.fiddle)";
+
+    pf("%s# Begin fiddle%s\n", zBanner, zTail);
+    pf("fiddle-module.js%s := %s/fiddle-module.js\n", zTail, zDir);
+    pf("fiddle-module.wasm%s := "
+       "$(subst .js,.wasm,$(fiddle-module.js%s))\n", zTail, zTail);
+    pf("$(fiddle-module.js%s):%s $(MAKEFILE) $(MAKEFILE.fiddle) "
+       "$(EXPORTED_FUNCTIONS.fiddle) "
+       "$(fiddle.cses) $(pre-post-fiddle-module-vanilla.deps) "
+       "$(SOAP.js)\n",
+       zTail, (i ? " $(fiddle-module.js)" : ""));
+    if( 1==i ){/*fiddle.debug*/
+      pf("	@test -d \"$(dir $@)\" || mkdir -p \"$(dir $@)\"\n");
+    }
+    pf("	$(emcc.bin) -o $@ $(fiddle.emcc-flags%s) "
+       "$(pre-post-fiddle-module-vanilla.flags) $(fiddle.cses)\n",
+       zTail);
+    pf("	$(maybe-wasm-strip) $(fiddle-module.wasm%s)\n", zTail);
+    pf("	@cp -p $(SOAP.js) $(dir $@)\n");
+    if( 1==i ){/*fiddle.debug*/
+      pf("	cp -p $(dir.fiddle)/index.html "
+         "$(dir.fiddle)/fiddle.js "
+         "$(dir.fiddle)/fiddle-worker.js "
+         "$(dir $@)\n");
+    }
+    pf("	@for i in %s/*.*js %s/*.html %s/*.wasm; do \\\n"
+       "		test -f $${i} || continue;             \\\n"
+       "		gzip < $${i} > $${i}.gz; \\\n"
+       "	done\n", zDir, zDir, zDir);
+    if( 0==i ){
+      ps("fiddle: $(fiddle-module.js)");
+    }else{
+      ps("fiddle-debug: $(fiddle-module-debug.js)");
+    }
+    pf("# End fiddle%s%s", zTail, zBanner);
+  }
+}
+
+/*
+** Emits makefile code for one build of the library, primarily defined
+** by the combination of zName and zMode, each of which must be values
+** from JS_BUILD_NAMES resp. JS_BUILD_MODES.
+*/
+static void mk_lib_mode(const char *zName     /* build name */,
+                        const char *zMode     /* build mode */,
+                        int bIsEsm            /* true only for ESM build */,
+                        const char *zApiJsOut /* name of generated sqlite3-api.js/.mjs */,
+                        const char *zJsOut    /* name of generated sqlite3.js/.mjs */,
+                        const char *zCmppD    /* extra -D flags for c-pp */,
+                        const char *zEmcc     /* extra flags for emcc */){
+  assert( zName );
+  assert( zMode );
+  assert( zApiJsOut );
+  assert( zJsOut );
+  if( !zCmppD ) zCmppD = "";
+  if( !zEmcc ) zEmcc = "";
+
+  pf("%s# Begin build [%s-%s]\n", zBanner, zNM);
+  pf("ifneq (1,$(MAKING_CLEAN))\n");
+  pf("$(info Setting up build [%s-%s]: %s)\n", zNM, zJsOut);
+  mk_pre_post(zNM, zCmppD);
+  pf("\nemcc.flags.%s.%s ?=\n", zNM);
+  if( zEmcc[0] ){
+    pf("emcc.flags.%s.%s += %s\n", zNM, zEmcc);
+  }
+  pf("$(eval $(call C-PP.FILTER, $(sqlite3-api.js.in), %s, %s))\n",
+     zApiJsOut, zCmppD);
+
+  /* target zJsOut */
+  pf("%s: %s $(MAKEFILE) $(sqlite3-wasm.cfiles) $(EXPORTED_FUNCTIONS.api) "
+     "$(pre-post-%s-%s.deps)\n",
+     zJsOut, zApiJsOut, zNM);
+  pf("\t@echo \"Building $@ ...\"\n");
+  pf("\t$(emcc.bin) -o $@ $(emcc_opt_full) $(emcc.flags) \\\n");
+  pf("\t\t$(emcc.jsflags) -sENVIRONMENT=$(emcc.environment.%s) \\\n", zMode);
+  pf("\t\t$(pre-post-%s-%s.flags) \\\n", zNM);
+  pf("\t\t$(emcc.flags.%s) $(emcc.flags.%s.%s) \\\n", zName, zNM);
+  pf("\t\t$(cflags.common) $(SQLITE_OPT) \\\n"
+     "\t\t$(cflags.%s) $(cflags.%s.%s) \\\n"
+     "\t\t$(cflags.wasm_extra_init) $(sqlite3-wasm.cfiles)\n", zName, zNM);
+  if( bIsEsm ){
+    /* TODO? Replace this CALL with the corresponding makefile code.
+    ** OTOH, we also use this $(call) in the speedtest1-wasmfs build,
+    ** which is not part of the rules emitted by this program. */
+    pf("\t@$(call SQLITE3.xJS.ESM-EXPORT-DEFAULT,1,%d)\n",
+       0==strcmp("sqlite3-wasmfs", zName) ? 1 : 0);
+  }
+  pf("\t@dotwasm=$(basename $@).wasm; \\\n"
+     "\tchmod -x $$dotwasm; \\\n"
+     "\t$(maybe-wasm-strip) $$dotwasm; \\\n");
+  /*
+  ** The above $(emcc.bin) call will write zJsOut and will create a
+  ** like-named .wasm file. That .wasm file name gets hard-coded into
+  ** zJsOut so we need to, for some cases, patch zJsOut to use the
+  ** name sqlite3.wasm instead. Note that the resulting .wasm file is
+  ** identical for all builds for which zEmcc is empty.
+  */
+  if( 0==strcmp("bundler-friendly", zMode)
+      || 0==strcmp("node", zMode) ) {
+    pf("\techo 'Patching $@ for %s.wasm...' \\\n", zName);
+    pf("\trm -f $$dotwasm; dotwasm=; \\\n"
+       "\tsed -i -e 's/%s-%s.wasm/%s.wasm/g' $@ || exit $$?; \\\n",
+       zNM, zName);
+  }
+  pf("\tls -la $$dotwasm $@\n");
+  if( 0!=strcmp("sqlite3-wasmfs", zName) ){
+    /* The sqlite3-wasmfs build is optional and needs to be invoked
+    ** conditionally using info we don't have here. */
+    pf("all: %s\n", zJsOut);
+  }
+  ps("endif\n# ^^^ !$(MAKING_CLEAN)");
+  pf("# End build [%s-%s]%s", zNM, zBanner);
+}
+
+int main(void){
+  int rc = 0;
+  pf("# What follows was GENERATED by %s. Edit at your own risk.\n", __FILE__);
+  mk_prologue();
+  mk_lib_mode("sqlite3", "vanilla", 0,
+              "$(sqlite3-api.js)", "$(sqlite3.js)", 0, 0);
+  mk_lib_mode("sqlite3", "esm", 1,
+              "$(sqlite3-api.mjs)", "$(sqlite3.mjs)",
+              "-Dtarget=es6-module", 0);
+  mk_lib_mode("sqlite3", "bundler-friendly", 1,
+              "$(sqlite3-api-bundler-friendly.mjs)", "$(sqlite3-bundler-friendly.mjs)",
+              "$(c-pp.D.sqlite3-esm) -Dtarget=es6-bundler-friendly", 0);
+  mk_lib_mode("sqlite3" , "node", 1,
+              "$(sqlite3-api-node.mjs)", "$(sqlite3-node.mjs)",
+              "$(c-pp.D.sqlite3-bundler-friendly) -Dtarget=node", 0);
+  mk_lib_mode("sqlite3-wasmfs", "esm" ,1,
+              "$(sqlite3-api-wasmfs.mjs)", "$(sqlite3-wasmfs.mjs)",
+              "$(c-pp.D.sqlite3-bundler-friendly) -Dwasmfs",
+              "-sEXPORT_ES6 -sUSE_ES6_IMPORT_META");
+
+  mk_fiddle();
+  mk_pre_post("speedtest1","vanilla", 0);
+  mk_pre_post("speedtest1-wasmfs","esm", "$(c-pp.D.sqlite3-bundler-friendly) -Dwasmfs");
+  return rc;
+}
diff --git a/ext/wasm/speedtest1-wasmfs.mjs b/ext/wasm/speedtest1-wasmfs.mjs
index 2d5ae322aa..aeb37dd7f9 100644
--- a/ext/wasm/speedtest1-wasmfs.mjs
+++ b/ext/wasm/speedtest1-wasmfs.mjs
@@ -10,14 +10,14 @@ wMsg('log',"speedtest1-wasmfs starting...");
 */
 const wasmfsDir = function f(wasmUtil,dirName="/opfs"){
   if(undefined !== f._) return f._;
-  if( !self.FileSystemHandle
-      || !self.FileSystemDirectoryHandle
-      || !self.FileSystemFileHandle){
+  if( !globalThis.FileSystemHandle
+      || !globalThis.FileSystemDirectoryHandle
+      || !globalThis.FileSystemFileHandle){
     return f._ = "";
   }
   try{
     if(0===wasmUtil.xCallWrapped(
-      'sqlite3_wasm_init_wasmfs', 'i32', ['string'], dirName
+      'sqlite3__wasm_init_wasmfs', 'i32', ['string'], dirName
     )){
       return f._ = dirName;
     }else{
@@ -36,7 +36,7 @@ const logErr = (...args)=>wMsg('logErr',...args);
 const runTests = function(sqlite3){
   console.log("Module inited.",sqlite3);
   const wasm = sqlite3.wasm;
-  const __unlink = wasm.xWrap("sqlite3_wasm_vfs_unlink", "int", ["*","string"]);
+  const __unlink = wasm.xWrap("sqlite3__wasm_vfs_unlink", "int", ["*","string"]);
   const unlink = (fn)=>__unlink(0,fn);
   const pDir = wasmfsDir(wasm);
   if(pDir) log("Persistent storage:",pDir);
@@ -46,7 +46,7 @@ const runTests = function(sqlite3){
   }
   const scope = wasm.scopedAllocPush();
   const dbFile = pDir+"/speedtest1.db";
-  const urlParams = new URL(self.location.href).searchParams;
+  const urlParams = new URL(globalThis.location.href).searchParams;
   const argv = ["speedtest1"];
   if(urlParams.has('flags')){
     argv.push(...(urlParams.get('flags').split(',')));
diff --git a/ext/wasm/tester1.c-pp.js b/ext/wasm/tester1.c-pp.js
index c49a82d36e..fd67dc01c3 100644
--- a/ext/wasm/tester1.c-pp.js
+++ b/ext/wasm/tester1.c-pp.js
@@ -848,171 +848,176 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
     }/*WhWasmUtil*/)
 
   ////////////////////////////////////////////////////////////////////
-    .t('sqlite3.StructBinder (jaccwabyt🐇)', function(sqlite3){
-      const S = sqlite3, W = S.wasm;
-      const MyStructDef = {
-        sizeof: 16,
-        members: {
-          p4: {offset: 0, sizeof: 4, signature: "i"},
-          pP: {offset: 4, sizeof: 4, signature: "P"},
-          ro: {offset: 8, sizeof: 4, signature: "i", readOnly: true},
-          cstr: {offset: 12, sizeof: 4, signature: "s"}
-        }
-      };
-      if(W.bigIntEnabled){
-        const m = MyStructDef;
-        m.members.p8 = {offset: m.sizeof, sizeof: 8, signature: "j"};
-        m.sizeof += m.members.p8.sizeof;
-      }
-      const StructType = S.StructBinder.StructType;
-      const K = S.StructBinder('my_struct',MyStructDef);
-      T.mustThrowMatching(()=>K(), /via 'new'/).
-        mustThrowMatching(()=>new K('hi'), /^Invalid pointer/);
-      const k1 = new K(), k2 = new K();
-      try {
-        T.assert(k1.constructor === K).
-          assert(K.isA(k1)).
-          assert(k1 instanceof K).
-          assert(K.prototype.lookupMember('p4').key === '$p4').
-          assert(K.prototype.lookupMember('$p4').name === 'p4').
-          mustThrowMatching(()=>K.prototype.lookupMember('nope'), /not a mapped/).
-          assert(undefined === K.prototype.lookupMember('nope',false)).
-          assert(k1 instanceof StructType).
-          assert(StructType.isA(k1)).
-          mustThrowMatching(()=>k1.$ro = 1, /read-only/);
-        Object.keys(MyStructDef.members).forEach(function(key){
-          key = K.memberKey(key);
-          T.assert(0 == k1[key],
-                   "Expecting allocation to zero the memory "+
-                   "for "+key+" but got: "+k1[key]+
-                   " from "+k1.memoryDump());
-        });
-        T.assert('number' === typeof k1.pointer).
-          mustThrowMatching(()=>k1.pointer = 1, /pointer/);
-        k1.$p4 = 1; k1.$pP = 2;
-        T.assert(1 === k1.$p4).assert(2 === k1.$pP);
-        if(MyStructDef.members.$p8){
-          k1.$p8 = 1/*must not throw despite not being a BigInt*/;
-          k1.$p8 = BigInt(Number.MAX_SAFE_INTEGER * 2);
-          T.assert(BigInt(2 * Number.MAX_SAFE_INTEGER) === k1.$p8);
-        }
-        T.assert(!k1.ondispose);
-        k1.setMemberCString('cstr', "A C-string.");
-        T.assert(Array.isArray(k1.ondispose)).
-          assert(k1.ondispose[0] === k1.$cstr).
-          assert('number' === typeof k1.$cstr).
-          assert('A C-string.' === k1.memberToJsString('cstr'));
-        k1.$pP = k2;
-        T.assert(k1.$pP === k2.pointer);
-        k1.$pP = null/*null is special-cased to 0.*/;
-        T.assert(0===k1.$pP);
-        let ptr = k1.pointer;
-        k1.dispose();
-        T.assert(undefined === k1.pointer).
-          mustThrowMatching(()=>{k1.$pP=1}, /disposed instance/);
-      }finally{
-        k1.dispose();
-        k2.dispose();
-      }
-
-      if(!W.bigIntEnabled){
-        log("Skipping WasmTestStruct tests: BigInt not enabled.");
-        return;
-      }
-
-      const WTStructDesc =
-            W.ctype.structs.filter((e)=>'WasmTestStruct'===e.name)[0];
-      const autoResolvePtr = true /* EXPERIMENTAL */;
-      if(autoResolvePtr){
-        WTStructDesc.members.ppV.signature = 'P';
-      }
-      const WTStruct = S.StructBinder(WTStructDesc);
-      //log(WTStruct.structName, WTStruct.structInfo);
-      const wts = new WTStruct();
-      //log("WTStruct.prototype keys:",Object.keys(WTStruct.prototype));
-      try{
-        T.assert(wts.constructor === WTStruct).
-          assert(WTStruct.memberKeys().indexOf('$ppV')>=0).
-          assert(wts.memberKeys().indexOf('$v8')>=0).
-          assert(!K.isA(wts)).
-          assert(WTStruct.isA(wts)).
-          assert(wts instanceof WTStruct).
-          assert(wts instanceof StructType).
-          assert(StructType.isA(wts)).
-          assert(wts.pointer>0).assert(0===wts.$v4).assert(0n===wts.$v8).
-          assert(0===wts.$ppV).assert(0===wts.$xFunc);
-        const testFunc =
-              W.xGet('sqlite3__wasm_test_struct'/*name gets mangled in -O3 builds!*/);
-        let counter = 0;
-        //log("wts.pointer =",wts.pointer);
-        const wtsFunc = function(arg){
-          /*log("This from a JS function called from C, "+
-              "which itself was called from JS. arg =",arg);*/
-          ++counter;
-          if(3===counter){
-            tossQuietly("Testing exception propagation.");
+    .t({
+      name: 'sqlite3.StructBinder (jaccwabyt🐇)',
+      predicate: (sqlite3)=>!!sqlite3.wasm.exports.sqlite3__wasm_test_struct
+        || "Built without SQLITE_WASM_ENABLE_C_TESTS",
+      test: function(sqlite3){
+        const S = sqlite3, W = S.wasm;
+        const MyStructDef = {
+          sizeof: 16,
+          members: {
+            p4: {offset: 0, sizeof: 4, signature: "i"},
+            pP: {offset: 4, sizeof: 4, signature: "P"},
+            ro: {offset: 8, sizeof: 4, signature: "i", readOnly: true},
+            cstr: {offset: 12, sizeof: 4, signature: "s"}
           }
+        };
+        if(W.bigIntEnabled){
+          const m = MyStructDef;
+          m.members.p8 = {offset: m.sizeof, sizeof: 8, signature: "j"};
+          m.sizeof += m.members.p8.sizeof;
+        }
+        const StructType = S.StructBinder.StructType;
+        const K = S.StructBinder('my_struct',MyStructDef);
+        T.mustThrowMatching(()=>K(), /via 'new'/).
+          mustThrowMatching(()=>new K('hi'), /^Invalid pointer/);
+        const k1 = new K(), k2 = new K();
+        try {
+          T.assert(k1.constructor === K).
+            assert(K.isA(k1)).
+            assert(k1 instanceof K).
+            assert(K.prototype.lookupMember('p4').key === '$p4').
+            assert(K.prototype.lookupMember('$p4').name === 'p4').
+            mustThrowMatching(()=>K.prototype.lookupMember('nope'), /not a mapped/).
+            assert(undefined === K.prototype.lookupMember('nope',false)).
+            assert(k1 instanceof StructType).
+            assert(StructType.isA(k1)).
+            mustThrowMatching(()=>k1.$ro = 1, /read-only/);
+          Object.keys(MyStructDef.members).forEach(function(key){
+            key = K.memberKey(key);
+            T.assert(0 == k1[key],
+                     "Expecting allocation to zero the memory "+
+                     "for "+key+" but got: "+k1[key]+
+                     " from "+k1.memoryDump());
+          });
+          T.assert('number' === typeof k1.pointer).
+            mustThrowMatching(()=>k1.pointer = 1, /pointer/);
+          k1.$p4 = 1; k1.$pP = 2;
+          T.assert(1 === k1.$p4).assert(2 === k1.$pP);
+          if(MyStructDef.members.$p8){
+            k1.$p8 = 1/*must not throw despite not being a BigInt*/;
+            k1.$p8 = BigInt(Number.MAX_SAFE_INTEGER * 2);
+            T.assert(BigInt(2 * Number.MAX_SAFE_INTEGER) === k1.$p8);
+          }
+          T.assert(!k1.ondispose);
+          k1.setMemberCString('cstr', "A C-string.");
+          T.assert(Array.isArray(k1.ondispose)).
+            assert(k1.ondispose[0] === k1.$cstr).
+            assert('number' === typeof k1.$cstr).
+            assert('A C-string.' === k1.memberToJsString('cstr'));
+          k1.$pP = k2;
+          T.assert(k1.$pP === k2.pointer);
+          k1.$pP = null/*null is special-cased to 0.*/;
+          T.assert(0===k1.$pP);
+          let ptr = k1.pointer;
+          k1.dispose();
+          T.assert(undefined === k1.pointer).
+            mustThrowMatching(()=>{k1.$pP=1}, /disposed instance/);
+        }finally{
+          k1.dispose();
+          k2.dispose();
         }
-        wts.$v4 = 10; wts.$v8 = 20;
-        wts.$xFunc = W.installFunction(wtsFunc, wts.memberSignature('xFunc'))
-        T.assert(0===counter).assert(10 === wts.$v4).assert(20n === wts.$v8)
-          .assert(0 === wts.$ppV).assert('number' === typeof wts.$xFunc)
-          .assert(0 === wts.$cstr)
-          .assert(wts.memberIsString('$cstr'))
-          .assert(!wts.memberIsString('$v4'))
-          .assert(null === wts.memberToJsString('$cstr'))
-          .assert(W.functionEntry(wts.$xFunc) instanceof Function);
-        /* It might seem silly to assert that the values match
-           what we just set, but recall that all of those property
-           reads and writes are, via property interceptors,
-           actually marshaling their data to/from a raw memory
-           buffer, so merely reading them back is actually part of
-           testing the struct-wrapping API. */
 
-        testFunc(wts.pointer);
-        //log("wts.pointer, wts.$ppV",wts.pointer, wts.$ppV);
-        T.assert(1===counter).assert(20 === wts.$v4).assert(40n === wts.$v8)
-          .assert(wts.$ppV === wts.pointer)
-          .assert('string' === typeof wts.memberToJsString('cstr'))
-          .assert(wts.memberToJsString('cstr') === wts.memberToJsString('$cstr'))
-          .mustThrowMatching(()=>wts.memberToJsString('xFunc'),
-                             /Invalid member type signature for C-string/)
-        ;
-        testFunc(wts.pointer);
-        T.assert(2===counter).assert(40 === wts.$v4).assert(80n === wts.$v8)
-          .assert(wts.$ppV === wts.pointer);
-        /** The 3rd call to wtsFunc throw from JS, which is called
-            from C, which is called from JS. Let's ensure that
-            that exception propagates back here... */
-        T.mustThrowMatching(()=>testFunc(wts.pointer),/^Testing/);
-        W.uninstallFunction(wts.$xFunc);
-        wts.$xFunc = 0;
-        wts.$ppV = 0;
-        T.assert(!wts.$ppV);
-        //WTStruct.debugFlags(0x03);
-        wts.$ppV = wts;
-        T.assert(wts.pointer === wts.$ppV)
-        wts.setMemberCString('cstr', "A C-string.");
-        T.assert(Array.isArray(wts.ondispose)).
-          assert(wts.ondispose[0] === wts.$cstr).
-          assert('A C-string.' === wts.memberToJsString('cstr'));
-        const ptr = wts.pointer;
-        wts.dispose();
-        T.assert(ptr).assert(undefined === wts.pointer);
-      }finally{
-        wts.dispose();
-      }
+        if(!W.bigIntEnabled){
+          log("Skipping WasmTestStruct tests: BigInt not enabled.");
+          return;
+        }
 
-      if(1){ // ondispose of other struct instances
-        const s1 = new WTStruct, s2 = new WTStruct, s3 = new WTStruct;
-        T.assert(s1.lookupMember instanceof Function)
-          .assert(s1.addOnDispose instanceof Function);
-        s1.addOnDispose(s2,"testing variadic args");
-        T.assert(2===s1.ondispose.length);
-        s2.addOnDispose(s3);
-        s1.dispose();
-        T.assert(!s2.pointer,"Expecting s2 to be ondispose'd by s1.");
-        T.assert(!s3.pointer,"Expecting s3 to be ondispose'd by s2.");
+        const WTStructDesc =
+              W.ctype.structs.filter((e)=>'WasmTestStruct'===e.name)[0];
+        const autoResolvePtr = true /* EXPERIMENTAL */;
+        if(autoResolvePtr){
+          WTStructDesc.members.ppV.signature = 'P';
+        }
+        const WTStruct = S.StructBinder(WTStructDesc);
+        //log(WTStruct.structName, WTStruct.structInfo);
+        const wts = new WTStruct();
+        //log("WTStruct.prototype keys:",Object.keys(WTStruct.prototype));
+        try{
+          T.assert(wts.constructor === WTStruct).
+            assert(WTStruct.memberKeys().indexOf('$ppV')>=0).
+            assert(wts.memberKeys().indexOf('$v8')>=0).
+            assert(!K.isA(wts)).
+            assert(WTStruct.isA(wts)).
+            assert(wts instanceof WTStruct).
+            assert(wts instanceof StructType).
+            assert(StructType.isA(wts)).
+            assert(wts.pointer>0).assert(0===wts.$v4).assert(0n===wts.$v8).
+            assert(0===wts.$ppV).assert(0===wts.$xFunc);
+          const testFunc =
+                W.xGet('sqlite3__wasm_test_struct'/*name gets mangled in -O3 builds!*/);
+          let counter = 0;
+          //log("wts.pointer =",wts.pointer);
+          const wtsFunc = function(arg){
+            /*log("This from a JS function called from C, "+
+              "which itself was called from JS. arg =",arg);*/
+            ++counter;
+            if(3===counter){
+              tossQuietly("Testing exception propagation.");
+            }
+          }
+          wts.$v4 = 10; wts.$v8 = 20;
+          wts.$xFunc = W.installFunction(wtsFunc, wts.memberSignature('xFunc'))
+          T.assert(0===counter).assert(10 === wts.$v4).assert(20n === wts.$v8)
+            .assert(0 === wts.$ppV).assert('number' === typeof wts.$xFunc)
+            .assert(0 === wts.$cstr)
+            .assert(wts.memberIsString('$cstr'))
+            .assert(!wts.memberIsString('$v4'))
+            .assert(null === wts.memberToJsString('$cstr'))
+            .assert(W.functionEntry(wts.$xFunc) instanceof Function);
+          /* It might seem silly to assert that the values match
+             what we just set, but recall that all of those property
+             reads and writes are, via property interceptors,
+             actually marshaling their data to/from a raw memory
+             buffer, so merely reading them back is actually part of
+             testing the struct-wrapping API. */
+
+          testFunc(wts.pointer);
+          //log("wts.pointer, wts.$ppV",wts.pointer, wts.$ppV);
+          T.assert(1===counter).assert(20 === wts.$v4).assert(40n === wts.$v8)
+            .assert(wts.$ppV === wts.pointer)
+            .assert('string' === typeof wts.memberToJsString('cstr'))
+            .assert(wts.memberToJsString('cstr') === wts.memberToJsString('$cstr'))
+            .mustThrowMatching(()=>wts.memberToJsString('xFunc'),
+                               /Invalid member type signature for C-string/)
+          ;
+          testFunc(wts.pointer);
+          T.assert(2===counter).assert(40 === wts.$v4).assert(80n === wts.$v8)
+            .assert(wts.$ppV === wts.pointer);
+          /** The 3rd call to wtsFunc throw from JS, which is called
+              from C, which is called from JS. Let's ensure that
+              that exception propagates back here... */
+          T.mustThrowMatching(()=>testFunc(wts.pointer),/^Testing/);
+          W.uninstallFunction(wts.$xFunc);
+          wts.$xFunc = 0;
+          wts.$ppV = 0;
+          T.assert(!wts.$ppV);
+          //WTStruct.debugFlags(0x03);
+          wts.$ppV = wts;
+          T.assert(wts.pointer === wts.$ppV)
+          wts.setMemberCString('cstr', "A C-string.");
+          T.assert(Array.isArray(wts.ondispose)).
+            assert(wts.ondispose[0] === wts.$cstr).
+            assert('A C-string.' === wts.memberToJsString('cstr'));
+          const ptr = wts.pointer;
+          wts.dispose();
+          T.assert(ptr).assert(undefined === wts.pointer);
+        }finally{
+          wts.dispose();
+        }
+
+        if(1){ // ondispose of other struct instances
+          const s1 = new WTStruct, s2 = new WTStruct, s3 = new WTStruct;
+          T.assert(s1.lookupMember instanceof Function)
+            .assert(s1.addOnDispose instanceof Function);
+          s1.addOnDispose(s2,"testing variadic args");
+          T.assert(2===s1.ondispose.length);
+          s2.addOnDispose(s3);
+          s1.dispose();
+          T.assert(!s2.pointer,"Expecting s2 to be ondispose'd by s1.");
+          T.assert(!s3.pointer,"Expecting s3 to be ondispose'd by s2.");
+        }
       }
     }/*StructBinder*/)
 
@@ -1126,75 +1131,83 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
 
   ////////////////////////////////////////////////////////////////////////
   T.g('sqlite3.oo1')
-    .t('Create db', function(sqlite3){
-      const dbFile = '/tester1.db';
-      sqlite3.util.sqlite3__wasm_vfs_unlink(0, dbFile);
-      const db = this.db = new sqlite3.oo1.DB(dbFile, 0 ? 'ct' : 'c');
-      db.onclose = {
-        disposeAfter: [],
-        disposeBefore: [
-          (db)=>{
-            //console.debug("db.onclose.before dropping modules");
-            //sqlite3.capi.sqlite3_drop_modules(db.pointer, 0);
-          }
-        ],
-        before: function(db){
-          while(this.disposeBefore.length){
-            const v = this.disposeBefore.shift();
-            console.debug("db.onclose.before cleaning up:",v);
-            if(wasm.isPtr(v)) wasm.dealloc(v);
-            else if(v instanceof sqlite3.StructBinder.StructType){
-              v.dispose();
-            }else if(v instanceof Function){
-              try{ v(db) } catch(e){
-                console.warn("beforeDispose() callback threw:",e);
+    .t({
+      name:'Create db',
+      //predicate: (sqlite3)=>
+      test: function(sqlite3){
+        const dbFile = '/tester1.db';
+        sqlite3.util.sqlite3__wasm_vfs_unlink(0, dbFile);
+        const db = this.db = new sqlite3.oo1.DB(dbFile, 0 ? 'ct' : 'c');
+        db.onclose = {
+          disposeAfter: [],
+          disposeBefore: [
+            (db)=>{
+              //console.debug("db.onclose.before dropping modules");
+              //sqlite3.capi.sqlite3_drop_modules(db.pointer, 0);
+            }
+          ],
+          before: function(db){
+            while(this.disposeBefore.length){
+              const v = this.disposeBefore.shift();
+              console.debug("db.onclose.before cleaning up:",v);
+              if(wasm.isPtr(v)) wasm.dealloc(v);
+              else if(v instanceof sqlite3.StructBinder.StructType){
+                v.dispose();
+              }else if(v instanceof Function){
+                try{ v(db) } catch(e){
+                  console.warn("beforeDispose() callback threw:",e);
+                }
+              }
+            }
+          },
+          after: function(){
+            while(this.disposeAfter.length){
+              const v = this.disposeAfter.shift();
+              console.debug("db.onclose.after cleaning up:",v);
+              if(wasm.isPtr(v)) wasm.dealloc(v);
+              else if(v instanceof sqlite3.StructBinder.StructType){
+                v.dispose();
+              }else if(v instanceof Function){
+                try{v()} catch(e){/*ignored*/}
               }
             }
           }
-        },
-        after: function(){
-          while(this.disposeAfter.length){
-            const v = this.disposeAfter.shift();
-            console.debug("db.onclose.after cleaning up:",v);
-            if(wasm.isPtr(v)) wasm.dealloc(v);
-            else if(v instanceof sqlite3.StructBinder.StructType){
-              v.dispose();
-            }else if(v instanceof Function){
-              try{v()} catch(e){/*ignored*/}
-            }
-          }
+        };
+
+        T.assert(wasm.isPtr(db.pointer))
+          .mustThrowMatching(()=>db.pointer=1, /read-only/)
+          .assert(0===sqlite3.capi.sqlite3_extended_result_codes(db.pointer,1))
+          .assert('main'===db.dbName(0))
+          .assert('string' === typeof db.dbVfsName())
+          .assert(db.pointer === wasm.xWrap.testConvertArg('sqlite3*',db));
+        // Custom db error message handling via sqlite3_prepare_v2/v3()
+        let rc = capi.sqlite3_prepare_v3(db.pointer, {/*invalid*/}, -1, 0, null, null);
+        T.assert(capi.SQLITE_MISUSE === rc)
+          .assert(0 === capi.sqlite3_errmsg(db.pointer).indexOf("Invalid SQL"))
+          .assert(dbFile === db.dbFilename())
+          .assert(!db.dbFilename('nope'));
+        //Sanity check DB.checkRc()...
+        let ex;
+        try{db.checkRc(rc)}
+        catch(e){ex = e}
+        T.assert(ex instanceof sqlite3.SQLite3Error)
+          .assert(capi.SQLITE_MISUSE===ex.resultCode)
+          .assert(0===ex.message.indexOf("SQLITE_MISUSE: sqlite3 result code"))
+          .assert(ex.message.indexOf("Invalid SQL")>0);
+        T.assert(db === db.checkRc(0))
+          .assert(db === sqlite3.oo1.DB.checkRc(db,0))
+          .assert(null === sqlite3.oo1.DB.checkRc(null,0));
+        this.progressHandlerCount = 0;
+        if( wasm.compileOptionUsed('OMIT_PROGRESS_CALLBACK') ){
+          T.assert( !capi.sqlite3_progress_handler );
+        }else{
+          T.assert( !!capi.sqlite3_progress_handler );
+          capi.sqlite3_progress_handler(db, 5, (p)=>{
+            ++this.progressHandlerCount;
+            return 0;
+          }, 0);
         }
-      };
-
-      T.assert(wasm.isPtr(db.pointer))
-        .mustThrowMatching(()=>db.pointer=1, /read-only/)
-        .assert(0===sqlite3.capi.sqlite3_extended_result_codes(db.pointer,1))
-        .assert('main'===db.dbName(0))
-        .assert('string' === typeof db.dbVfsName())
-        .assert(db.pointer === wasm.xWrap.testConvertArg('sqlite3*',db));
-      // Custom db error message handling via sqlite3_prepare_v2/v3()
-      let rc = capi.sqlite3_prepare_v3(db.pointer, {/*invalid*/}, -1, 0, null, null);
-      T.assert(capi.SQLITE_MISUSE === rc)
-        .assert(0 === capi.sqlite3_errmsg(db.pointer).indexOf("Invalid SQL"))
-        .assert(dbFile === db.dbFilename())
-        .assert(!db.dbFilename('nope'));
-      //Sanity check DB.checkRc()...
-      let ex;
-      try{db.checkRc(rc)}
-      catch(e){ex = e}
-      T.assert(ex instanceof sqlite3.SQLite3Error)
-        .assert(capi.SQLITE_MISUSE===ex.resultCode)
-        .assert(0===ex.message.indexOf("SQLITE_MISUSE: sqlite3 result code"))
-        .assert(ex.message.indexOf("Invalid SQL")>0);
-      T.assert(db === db.checkRc(0))
-        .assert(db === sqlite3.oo1.DB.checkRc(db,0))
-        .assert(null === sqlite3.oo1.DB.checkRc(null,0));
-
-      this.progressHandlerCount = 0;
-      capi.sqlite3_progress_handler(db, 5, (p)=>{
-        ++this.progressHandlerCount;
-        return 0;
-      }, 0);
+      }
     })
   ////////////////////////////////////////////////////////////////////
     .t('sqlite3_db_config() and sqlite3_db_status()', function(sqlite3){
@@ -1236,7 +1249,7 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
         new TextEncoder('utf-8').encode("select 3 as a")
       );
       //debug("statement =",st);
-      this.progressHandlerCount = 0;
+      T.assert( !this.progressHandlerCount );
       let rc;
       try {
         T.assert(wasm.isPtr(st.pointer))
@@ -1278,7 +1291,8 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
               st, capi.SQLITE_STMTSTATUS_RUN, 0
             ) > 0);
 
-        T.assert(this.progressHandlerCount > 0,
+        T.assert(this.progressHandlerCount>0
+                 || wasm.compileOptionUsed('OMIT_PROGRESS_CALLBACK'),
                  "Expecting progress callback.").
           assert(0===capi.sqlite3_strglob("*.txt", "foo.txt")).
           assert(0!==capi.sqlite3_strglob("*.txt", "foo.xtx")).
@@ -1363,7 +1377,8 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
         .assert(2 === list.length)
         .assert('string'===typeof list[1])
         .assert(3===db.changes())
-        .assert(this.progressHandlerCount > 0,
+        .assert(this.progressHandlerCount > 0
+                || wasm.compileOptionUsed('OMIT_PROGRESS_CALLBACK'),
                 "Expecting progress callback.")
       if(wasm.bigIntEnabled){
         T.assert(3n===db.changes(false,true));
@@ -1904,7 +1919,9 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
   ////////////////////////////////////////////////////////////////////
     .t({
       name: 'Window UDFs',
-      //predicate: ()=>false,
+      predicate: (sqlite3)=>!!sqlite3.wasm.exports.sqlite3_create_window_function
+      /*!sqlite3.wasm.compileOptionUsed('OMIT_WINDOWFUNC')*/
+        || "Missing window functions",
       test: function(){
         /* Example window function, table, and results taken from:
            https://sqlite.org/windowfunctions.html#udfwinfunc */
@@ -2153,7 +2170,7 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
   ////////////////////////////////////////////////////////////////////////
     .t({
       name: 'virtual table #1: eponymous w/ manual exception handling',
-      predicate: ()=>!!capi.sqlite3_create_module || "Missing vtab support",
+      predicate: (sqlite3)=>!!sqlite3.capi.sqlite3_vtab || "Missing vtab support",
       test: function(sqlite3){
         const VT = sqlite3.vtab;
         const tmplCols = Object.assign(Object.create(null),{
@@ -2350,7 +2367,7 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
   ////////////////////////////////////////////////////////////////////////
     .t({
       name: 'virtual table #2: non-eponymous w/ automated exception wrapping',
-      predicate: ()=>!!capi.sqlite3_create_module || "Missing vtab support",
+      predicate: (sqlite3)=>!!sqlite3.capi.sqlite3_vtab || "Missing vtab support",
       test: function(sqlite3){
         const VT = sqlite3.vtab;
         const tmplCols = Object.assign(Object.create(null),{
@@ -3132,7 +3149,10 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
         ]);
         T.assert(2 === u1.getFileCount() /* one is the journal file */)
           .assert(3 === db.selectValue('select count(*) from t'))
-          .assert('wal'===db.selectValue('pragma journal_mode'));
+          .assert(
+            'wal'===db.selectValue('pragma journal_mode')
+              || wasm.compileOptionUsed('OMIT_WAL')
+          );
         db.close();
         T.assert(1 === u1.getFileCount());
         db = new u2.OpfsSAHPoolDb(dbName);
@@ -3300,17 +3320,7 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
   T.g('Bug Reports')
     .t({
       name: 'Delete via bound parameter in subquery',
-      predicate: function(sqlite3){
-        const d = new sqlite3.oo1.DB();
-        try{
-          d.exec("create virtual table f using fts5(x)");
-          return true;
-        }catch(e){
-          return "FTS5 is not available";
-        }finally{
-          d.close();
-        }
-      },
+      predicate: ()=>wasm.compileOptionUsed('ENABLE_FTS5') || "Missing FTS5",
       test: function(sqlite3){
         // Testing https://sqlite.org/forum/forumpost/40ce55bdf5
         // with the exception that that post uses "external content"
diff --git a/ext/wasm/wasmfs.make b/ext/wasm/wasmfs.make
index 71c0fe75a8..9de5574f26 100644
--- a/ext/wasm/wasmfs.make
+++ b/ext/wasm/wasmfs.make
@@ -6,19 +6,20 @@
 # GNUMakefile.
 ########################################################################
 MAKEFILE.wasmfs := $(lastword $(MAKEFILE_LIST))
-$(warning The WASMFS build is currently incomplete.)
+# ensure that the following message starts on line 10 or higher for proper
+# $(warning) alignment!
+ifneq (1,$(MAKING_CLEAN))
+  $(warning !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
+  $(warning !! The WASMFS build is not well-supported. WASMFS is a proverbial)
+  $(warning !! moving target, sometimes changing in incompatible ways between)
+  $(warning !! Emscripten versions. This build is provided for adventurous folks)
+  $(warning !! and is not a supported deliverable of the SQLite project.)
+  $(warning !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
+endif
 
-#dir.wasmfs := $(dir.wasm)
-dir.wasmfs := $(dir.dout)
 sqlite3-wasmfs.js     := $(dir.wasmfs)/sqlite3-wasmfs.js
-sqlite3-wasmfs.mjs    := $(dir.wasmfs)/sqlite3-wasmfs.mjs
 sqlite3-wasmfs.wasm   := $(dir.wasmfs)/sqlite3-wasmfs.wasm
 
-CLEAN_FILES += $(sqlite3-wasmfs.js) $(sqlite3-wasmfs.wasm) \
-    $(subst .js,.worker.js,$(sqlite3-wasmfs.js)) \
-    $(sqlite3-wasmfs.mjs) \
-    $(subst .mjs,.worker.mjs,$(sqlite3-wasmfs.mjs))
-
 ########################################################################
 # emcc flags for .c/.o.
 cflags.sqlite3-wasmfs :=
@@ -30,12 +31,15 @@ cflags.sqlite3-wasmfs += -DSQLITE_ENABLE_WASMFS
 # emcc flags specific to building the final .js/.wasm file...
 emcc.flags.sqlite3-wasmfs :=
 emcc.flags.sqlite3-wasmfs += \
-  -sEXPORTED_RUNTIME_METHODS=wasmMemory,allocateUTF8OnStack,stringToUTF8OnStack
+  -sEXPORTED_RUNTIME_METHODS=wasmMemory
                           # wasmMemory ==> for -sIMPORTED_MEMORY
-                          # *OnStack ==> wasmfs internals (leaky abstraction)
+# Some version of emcc between 3.1.60-ish(?) and 3.1.62 deprecated the
+# use of (allocateUTF8OnStack,stringToUTF8OnStack). Earlier emcc
+# versions will fail to build without those in the
+# EXPORTED_RUNTIME_METHODS list.
 emcc.flags.sqlite3-wasmfs += -sUSE_CLOSURE_COMPILER=0
 emcc.flags.sqlite3-wasmfs += -Wno-limited-postlink-optimizations
-# ^^^^^ it likes to warn when we have "limited optimizations" via the -g3 flag.
+# ^^^^^ emcc likes to warn when we have "limited optimizations" via the -g3 flag.
 emcc.flags.sqlite3-wasmfs += -sMEMORY64=0
 emcc.flags.sqlite3-wasmfs += -sINITIAL_MEMORY=$(emcc.INITIAL_MEMORY.128)
 # ^^^^ 64MB is not enough for WASMFS/OPFS test runs using batch-runner.js
@@ -51,12 +55,7 @@ emcc.flags.sqlite3-wasmfs += -sALLOW_MEMORY_GROWTH=0
 # And, indeed, it runs slowly if memory is permitted to grow.
 #emcc.flags.sqlite3-wasmfs.vanilla :=
 #emcc.flags.sqlite3-wasmfs.esm := -sEXPORT_ES6 -sUSE_ES6_IMPORT_META
-sqlite3-api.mjs.wasmfs := $(dir.tmp)/sqlite3-api-wasmfs.mjs
-$(eval $(call SETUP_LIB_BUILD_MODE,sqlite3-wasmfs,esm,1,\
-    $(sqlite3-api.mjs.wasmfs), $(sqlite3-wasmfs.mjs),\
-    $(c-pp.D.sqlite3-bundler-friendly) -Dwasmfs,\
-    -sEXPORT_ES6 -sUSE_ES6_IMPORT_META\
-))
+all: $(sqlite3-wasmfs.mjs)
 $(sqlite3-wasmfs.js) $(sqlite3-wasmfs.mjs): $(MAKEFILE.wasmfs)
 ########################################################################
 # Build quirk: we cannot build BOTH .js and .mjs with our current
@@ -67,8 +66,8 @@ $(sqlite3-wasmfs.js) $(sqlite3-wasmfs.mjs): $(MAKEFILE.wasmfs)
 # build both modes they would need to have distinct base names or
 # output directories. "The problem" with giving them distinct base
 # names is that it means that the corresponding .wasm file is also
-# built/saved multiple times.
-#
+# built/saved multiple times. It is likely that anyone wanting to use
+# WASMFS will want an ES6 module, so that's what we build here.
 wasmfs.build.ext := mjs
 $(sqlite3-wasmfs.js) $(sqlite3-wasmfs.mjs): $(SOAP.js.bld)
 ifeq (js,$(wasmfs.build.ext))
@@ -78,7 +77,6 @@ else
   $(sqlite3-wasmfs.wasm): $(sqlite3-wasmfs.mjs)
   wasmfs: $(sqlite3-wasmfs.mjs)
 endif
-#all: wasmfs
 
 ########################################################################
 # speedtest1 for wasmfs.
@@ -103,13 +101,11 @@ $(speedtest1-wasmfs.mjs): $(speedtest1.cfiles) $(sqlite3-wasmfs.js) \
         $(emcc.flags.sqlite3-wasmfs) \
         $(emcc.flags.speedtest1-wasmfs) \
         -o $@ $(speedtest1.cfiles) -lm
-	@$(call SQLITE3.xJS.ESM-EXPORT-DEFAULT,1)
+	@$(call SQLITE3.xJS.ESM-EXPORT-DEFAULT,1,1)
 	$(maybe-wasm-strip) $(speedtest1-wasmfs.wasm)
 	chmod -x $(speedtest1-wasmfs.wasm)
 	ls -la $@ $(speedtest1-wasmfs.wasm)
 
 wasmfs: $(speedtest1-wasmfs.mjs)
-CLEAN_FILES += $(speedtest1-wasmfs.mjs) $(speedtest1-wasmfs.wasm) \
-     $(subst .js,.worker.js,$(speedtest1-wasmfs.mjs))
 # end speedtest1.js
 ########################################################################
diff --git a/main.mk b/main.mk
index 79e345d1b8..f0f41736d1 100644
--- a/main.mk
+++ b/main.mk
@@ -560,8 +560,8 @@ sqlite3$(EXE):	sqlite3.h libsqlite3.a shell.c
 	$(TCCX) $(READLINE_FLAGS) -o sqlite3$(EXE) $(SHELL_OPT) \
 		shell.c libsqlite3.a $(LIBREADLINE) $(TLIBS) $(THREADLIB)
 
-sqldiff$(EXE):	$(TOP)/tool/sqldiff.c sqlite3.c sqlite3.h
-	$(TCCX) -o sqldiff$(EXE) -DSQLITE_THREADSAFE=0 \
+sqldiff$(EXE):	$(TOP)/tool/sqldiff.c $(TOP)/ext/misc/sqlite3_stdio.h sqlite3.c sqlite3.h
+	$(TCCX) -I$(TOP)/ext/misc -o sqldiff$(EXE) -DSQLITE_THREADSAFE=0 \
 		$(TOP)/tool/sqldiff.c sqlite3.c $(TLIBS) $(THREADLIB)
 
 dbhash$(EXE):	$(TOP)/tool/dbhash.c sqlite3.c sqlite3.h
@@ -763,8 +763,6 @@ keywordhash.h:	$(TOP)/tool/mkkeywordhash.c
 # Source and header files that shell.c depends on
 SHELL_DEP = \
     $(TOP)/src/shell.c.in \
-    $(TOP)/ext/consio/console_io.c \
-    $(TOP)/ext/consio/console_io.h \
     $(TOP)/ext/expert/sqlite3expert.c \
     $(TOP)/ext/expert/sqlite3expert.h \
     $(TOP)/ext/intck/sqlite3intck.c \
@@ -784,6 +782,8 @@ SHELL_DEP = \
     $(TOP)/ext/misc/sha1.c \
     $(TOP)/ext/misc/shathree.c \
     $(TOP)/ext/misc/sqlar.c \
+    $(TOP)/ext/misc/sqlite3_stdio.c \
+    $(TOP)/ext/misc/sqlite3_stdio.h \
     $(TOP)/ext/misc/uint.c \
     $(TOP)/ext/misc/vfstrace.c \
     $(TOP)/ext/misc/zipfile.c \
diff --git a/manifest b/manifest
index 7342f3b4a1..af70783701 100644
--- a/manifest
+++ b/manifest
@@ -1,11 +1,11 @@
-C Update\sdocs\sfor\ssqlite3_snapshot_get().
-D 2024-10-02T11:11:00.069
+C Merge\slatest\strunk\schanges\sinto\sthis\sbranch.
+D 2024-10-02T11:11:29.802
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
-F Makefile.in fa448c4c0567623fd140efebecb570ab58d955d766a5ea0fd8a94e9b5697007c
+F Makefile.in 6a826facc78c3c8ad38bf00ed588f6aa3665ccd7a9749b891d20582fc290c77e
 F Makefile.linux-gcc f3842a0b1efbfbb74ac0ef60e56b301836d05b4d867d014f714fa750048f1ab6
-F Makefile.msc e3c4723c27464acc31da4420b808c8d2690180ba2b915897bece0a9d5d2cecf6
+F Makefile.msc 9c6d80d9d103fa42e931f4c464884a5e577fae8563acc7589bff4e43fbe8f864
 F README.md c3c0f19532ce28f6297a71870f3c7b424729f0e6d9ab889616d3587dd2332159
 F VERSION 0db40f92c04378404eb45bff93e9e42c148c7e54fd3da99469ed21e22411f5a6
 F aclocal.m4 a5c22d164aff7ed549d53a90fa56d56955281f50
@@ -99,7 +99,7 @@ F ext/fts5/fts5_buffer.c 0eec58bff585f1a44ea9147eae5da2447292080ea435957f7488c70
 F ext/fts5/fts5_config.c da21548ddbc1a457cb42545f527065221ede8ada6a734891b8c34317a7a9506b
 F ext/fts5/fts5_expr.c 9a56f53700d1860f0ee2f373c2b9074eaf2a7aa0637d0e27a6476de26a3fee33
 F ext/fts5/fts5_hash.c adda4272be401566a6e0ba1acbe70ee5cb97fce944bc2e04dc707152a0ec91b1
-F ext/fts5/fts5_index.c 571483823193f09439356741669aa8c81da838ae6f5e1bfa7517f7ee2fb3addd
+F ext/fts5/fts5_index.c 368a968570ce12ba40223e284a588d9f93ee23a0133727f0df1fcd64086b1fb6
 F ext/fts5/fts5_main.c 4503498d3453e29a3cd89dacaba029011e89cb8c481a6241611d106e7a369bd4
 F ext/fts5/fts5_storage.c 3332497823c3d171cf56379f2bd8c971ce15a19aadacff961106462022c92470
 F ext/fts5/fts5_tcl.c 4db9258a7882c5eac0da4433042132aaf15b87dd1e1636c7a6ca203abd2c8bfe
@@ -145,7 +145,7 @@ F ext/fts5/test/fts5contentless.test 606f063b29ba0f46d4b79aa36cdd1ef4dab5de53eae
 F ext/fts5/test/fts5contentless2.test 70ffe6c611d8f278240da56734df8a77948f04e2739b358439e9bdcf56ced35f
 F ext/fts5/test/fts5contentless3.test 75eaae5ad6b284ee447788943974d323228f27cc35a1681da997135cff95bc6a
 F ext/fts5/test/fts5contentless4.test ec34dc69ef474ca9997dae6d91e072906e0e9a5a4b05ea89964c863833b6eff8
-F ext/fts5/test/fts5contentless5.test 40cdcb4fe751672450829c5a96bd32c25fc2f6076279dd2ce5c58ac9a390132a
+F ext/fts5/test/fts5contentless5.test 38cd0392c730dc7090c550321ce3c24ba4c392bc97308b51a4180e9959dca7b5
 F ext/fts5/test/fts5corrupt.test 6485f721b88ba355ca5d701e7ee87a4efa3ea578d8e6adb26f51ef956c8328bd
 F ext/fts5/test/fts5corrupt2.test 335911e3f68b9625d850325f9e29a128db3f4276a8c9d4e32134580da8f924c4
 F ext/fts5/test/fts5corrupt3.test 4fc3bf129f1616bea00884a23fd9d7b0e46d01791d2b57fe8d68ac36e8d3ff7c
@@ -399,7 +399,7 @@ F ext/misc/dbdump.c b8592f6f2da292c62991a13864a60d6c573c47a9cc58362131b9e6a64f82
 F ext/misc/decimal.c 172cf81a8634e6a0f0bedaf71a8372fee63348cf5a3c4e1b78bb233c35889fdc
 F ext/misc/eval.c 04bc9aada78c888394204b4ed996ab834b99726fb59603b0ee3ed6e049755dc1
 F ext/misc/explain.c 606100185fb90d6a1eade1ed0414d53503c86820d8956a06e3b0a56291894f2b
-F ext/misc/fileio.c 001179b29735639c607586c9e9398c92505c0833de06eefc27e13acf60dd1577
+F ext/misc/fileio.c e6b34db4df4b55b96265086c0010264e257b6eab1644e665697a6da587659403
 F ext/misc/fossildelta.c 8c026e086e406e2b69947f1856fa3b848fff5379962276430d10085b8756b05a
 F ext/misc/fuzzer.c 8b28acf1a7e95d50e332bdd47e792ff27054ad99d3f9bc2e91273814d4b31a5a
 F ext/misc/ieee754.c 62a90978204d2c956d5036eb89e548e736ca5fac0e965912867ddd7bb833256d
@@ -423,8 +423,10 @@ F ext/misc/series.c a6089b5e8e3002bd1e5d9877cee6aead0b9a6426e406c09a399817db9e9a
 F ext/misc/sha1.c cb5002148c2661b5946f34561701e9105e9d339b713ec8ac057fd888b196dcb9
 F ext/misc/shathree.c 1821d90a0040c9accdbe3e3527d378d30569475d758aa70f6848924c0b430e8c
 F ext/misc/showauth.c 732578f0fe4ce42d577e1c86dc89dd14a006ab52
-F ext/misc/spellfix.c c0aa7b80d6df45f7da59d912b38752bcac1af53a5766966160e6c5cdd397dbea
+F ext/misc/spellfix.c bcc42ef3fd29429bc01a83e751332b8d4690e65d45008449bdffe7656371487f
 F ext/misc/sqlar.c a6175790482328171da47095f87608b48a476d4fac78d8a9ff18b03a2454f634
+F ext/misc/sqlite3_stdio.c f110e6f2dc97c67e89f941f82af7dbd221193fa44d1e3ef38a691454a2cbccda
+F ext/misc/sqlite3_stdio.h f05eaf5e0258f0573910324a789a9586fc360a57678c57a6d63cfaa2245b6176
 F ext/misc/stmt.c b090086cd6bd6281c21271d38d576eeffe662f0e6b67536352ce32bbaa438321
 F ext/misc/stmtrand.c 59cffa5d8e158943ff1ce078956d8e208e8c04e67307e8f249dece2436dcb7fc
 F ext/misc/templatevtab.c 10f15b165b95423ddef593bc5dcb915ec4eb5e0f1066d585e5435a368b8bc22b
@@ -439,7 +441,7 @@ F ext/misc/vfstrace.c ac76a4ac4d907774fd423cc2b61410c756f9d0782e27cf6032e058594a
 F ext/misc/vtablog.c 1100250ce8782db37c833e3a9a5c9a3ecf1af5e15b8325572b82e6e0a138ffb5
 F ext/misc/vtshim.c 1976e6dd68dd0d64508c91a6dfab8e75f8aaf6cd
 F ext/misc/wholenumber.c 0fa0c082676b7868bf2fa918e911133f2b349bcdceabd1198bba5f65b4fc0668
-F ext/misc/zipfile.c 5a3bf1b9cccb8e0da2389fe9e39e9c7f2b1351474b7e5090635f817d495eee3f
+F ext/misc/zipfile.c b62147ac4985eaac4e368d529b1f4f43ad6bc9ac13d6805d907fff3afdac64d3
 F ext/misc/zorder.c b0ff58fa643afa1d846786d51ea8d5c4b6b35aa0254ab5a82617db92f3adda64
 F ext/rbu/rbu.c 801450b24eaf14440d8fd20385aacc751d5c9d6123398df41b1b5aa804bf4ce8
 F ext/rbu/rbu1.test 25870dd7db7eb5597e2b4d6e29e7a7e095abf332660f67d89959552ce8f8f255
@@ -601,7 +603,7 @@ F ext/userauth/sqlite3userauth.h 7f3ea8c4686db8e40b0a0e7a8e0b00fac13aa7a3
 F ext/userauth/user-auth.txt ca7e9ee82ca4e1c1744295f8184dd70edfae1992865d26c64303f539eb6c084c
 F ext/userauth/userauth.c 7f00cded7dcaa5d47f54539b290a43d2e59f4b1eb5f447545fa865f002fc80cb
 F ext/wasm/EXPORTED_FUNCTIONS.fiddle.in 27450c8b8c70875a260aca55435ec927068b34cef801a96205adb81bdcefc65c
-F ext/wasm/GNUmakefile d4f6586d9a36ee2869a8c7f77227a8b7f42b6c4623f3be594beafb1554ab20d9
+F ext/wasm/GNUmakefile c2ee5993e727dd2c1f0f784f47843fb7af45cebd23626b537bae2d2d8f4a3abd
 F ext/wasm/README-dist.txt 6382cb9548076fca472fb3330bbdba3a55c1ea0b180ff9253f084f07ff383576
 F ext/wasm/README.md a8a2962c3aebdf8d2104a9102e336c5554e78fc6072746e5daf9c61514e7d193
 F ext/wasm/SQLTester/GNUmakefile e0794f676d55819951bbfae45cc5e8d7818dc460492dc317ce7f0d2eca15caff
@@ -609,21 +611,18 @@ F ext/wasm/SQLTester/SQLTester.mjs ce765c0ad7d57f93553d12ef4dca574deb00300134a26
 F ext/wasm/SQLTester/SQLTester.run.mjs c72b7fe2072d05992f7a3d8c6a1d34e95712513ceabe40849784e24e41c84638
 F ext/wasm/SQLTester/index.html 3f8a016df0776be76605abf20e815ecaafbe055abac0e1fe5ea080e7846b760d
 F ext/wasm/SQLTester/touint8array.c 2d5ece04ec1393a6a60c4bf96385bda5e1a10ad49f3038b96460fc5e5aa7e536
-F ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-auth 7ac80cc3b6a6d52e041bb295e85555ce797be78c15ef2008a64ae58815014080
-F ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-core 400213eb52a7e5ad5f448053d375cacf4dac2cf45d134f3edfe485ae4a49a183
-F ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-preupdate d1d62a2212099f2c0782d730beb8cb84a7a52d99c15ead2cb9b1411fff5fd6b1
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+F tool/sqlite3_analyzer.c.in 348ba349bbdc93c9866439f9f935d7284866a2a4e6898bc906ae1204ade56918
 F tool/sqltclsh.c.in 1bcc2e9da58fadf17b0bf6a50e68c1159e602ce057210b655d50bad5aaaef898
 F tool/sqltclsh.tcl 862f4cf1418df5e1315b5db3b5ebe88969e2a784525af5fbf9596592f14ed848
 F tool/src-verify.c 41c586dee84d0b190ad13e0282ed83d4a65ec9fefde9adf4943efdf6558eea7f
@@ -2213,8 +2213,8 @@ F vsixtest/vsixtest.tcl 6195aba1f12a5e10efc2b8c0009532167be5e301abe5b31385638080
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 34b6ac3d76dbc6819778ec2a0f81cbcdcc0cd1a6303381d97f1c479e4ecdd132
-R a30055f90af028e040102b1e9655fa8f
+P 78c3892ab777a39406da8a9df84d0634397514e25512b0363a13bff3b8bc8925 98066e2d226e7d2eceec1931a1432baea956f49bf3c708d8a6d511fa4e864ca3
+R 87b444cea9d9fafaf3e9a749b30c4a0d
 U dan
-Z 068c609e961149f2eac59f5d7b1ce4b0
+Z 8747e077fd17f2f82bf023df0407bc7e
 # Remove this line to create a well-formed Fossil manifest.
diff --git a/manifest.uuid b/manifest.uuid
index 00ceed77c8..f4fe018f56 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-78c3892ab777a39406da8a9df84d0634397514e25512b0363a13bff3b8bc8925
+2b3945e6a597e6853cac567052e92926c8cb6d7a029ac64c2d45c321bbe2e94d
diff --git a/src/main.c b/src/main.c
index fceb7957b9..bfbabcbec9 100644
--- a/src/main.c
+++ b/src/main.c
@@ -159,6 +159,7 @@ char *sqlite3_temp_directory = 0;
 */
 char *sqlite3_data_directory = 0;
 
+#if !defined(SQLITE_OMIT_WSD) && !defined(SQLITE_USE_LONG_DOUBLE)
 /*
 ** Determine whether or not high-precision (long double) floating point
 ** math works correctly on CPU currently running.
@@ -183,7 +184,7 @@ static SQLITE_NOINLINE int hasHighPrecisionDouble(int rc){
     return b!=c;
   }
 }
-
+#endif /* !SQLITE_OMIT_WSD && !SQLITE_USE_LONG_DOUBLE */
 
 /*
 ** Initialize SQLite. 
@@ -380,9 +381,7 @@ int sqlite3_initialize(void){
   }
 #endif
 
-  /* Experimentally determine if high-precision floating point is
-  ** available. */
-#ifndef SQLITE_OMIT_WSD
+#if !defined(SQLITE_OMIT_WSD) && !defined(SQLITE_USE_LONG_DOUBLE)
   sqlite3Config.bUseLongDouble = hasHighPrecisionDouble(rc);
 #endif
 
@@ -4645,12 +4644,18 @@ int sqlite3_test_control(int op, ...){
     **   X==0    Disable bUseLongDouble
     **   X==1    Enable bUseLongDouble
     **   X>=2    Set bUseLongDouble to its default value for this platform
+    **
+    ** If the SQLITE_USE_LONG_DOUBLE compile-time option has been used, then
+    ** the bUseLongDouble setting is fixed.  This test-control becomes a
+    ** no-op, except that it still reports the fixed setting.
     */
     case SQLITE_TESTCTRL_USELONGDOUBLE: {
+#if !defined(SQLITE_USE_LONG_DOUBLE)
       int b = va_arg(ap, int);
       if( b>=2 ) b = hasHighPrecisionDouble(b);
       if( b>=0 ) sqlite3Config.bUseLongDouble = b>0;
-      rc = sqlite3Config.bUseLongDouble!=0;
+#endif
+      rc = SqliteUseLongDouble!=0;
       break;
     }
 #endif
diff --git a/src/os_unix.c b/src/os_unix.c
index 5d1dc9ac6b..92ad9d8607 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -4159,7 +4159,7 @@ static void setDeviceCharacteristics(unixFile *pFd){
 static void setDeviceCharacteristics(unixFile *pFile){
   if( pFile->sectorSize == 0 ){
     struct statvfs fsInfo;
-     
+
     /* Set defaults for non-supported filesystems */
     pFile->sectorSize = SQLITE_DEFAULT_SECTOR_SIZE;
     pFile->deviceCharacteristics = 0;
@@ -4199,7 +4199,7 @@ static void setDeviceCharacteristics(unixFile *pFile){
       pFile->sectorSize = fsInfo.f_bsize;
       pFile->deviceCharacteristics =
         /* full bitset of atomics from max sector size and smaller */
-        ((pFile->sectorSize / 512 * SQLITE_IOCAP_ATOMIC512) << 1) - 2 |
+        (((pFile->sectorSize / 512 * SQLITE_IOCAP_ATOMIC512) << 1) - 2) |
         SQLITE_IOCAP_SEQUENTIAL |     /* The ram filesystem has no write behind
                                       ** so it is ordered */
         0;
@@ -4207,7 +4207,7 @@ static void setDeviceCharacteristics(unixFile *pFile){
       pFile->sectorSize = fsInfo.f_bsize;
       pFile->deviceCharacteristics =
         /* full bitset of atomics from max sector size and smaller */
-        ((pFile->sectorSize / 512 * SQLITE_IOCAP_ATOMIC512) << 1) - 2 |
+        (((pFile->sectorSize / 512 * SQLITE_IOCAP_ATOMIC512) << 1) - 2) |
         SQLITE_IOCAP_SEQUENTIAL |     /* The ram filesystem has no write behind
                                       ** so it is ordered */
         0;
diff --git a/src/shell.c.in b/src/shell.c.in
index f40fdaecbc..35b9b089fa 100644
--- a/src/shell.c.in
+++ b/src/shell.c.in
@@ -192,8 +192,6 @@ typedef unsigned char u8;
 #  ifndef strdup
 #   define strdup _strdup
 #  endif
-#  undef popen
-#  define popen _popen
 #  undef pclose
 #  define pclose _pclose
 # endif
@@ -237,6 +235,9 @@ extern char *sqlite3_win32_unicode_to_utf8(LPCWSTR);
 extern LPWSTR sqlite3_win32_utf8_to_unicode(const char *zText);
 #endif
 
+INCLUDE ../ext/misc/sqlite3_stdio.h
+INCLUDE ../ext/misc/sqlite3_stdio.c
+
 /* Use console I/O package as a direct INCLUDE. */
 #define SQLITE_INTERNAL_LINKAGE static
 
@@ -248,57 +249,9 @@ extern LPWSTR sqlite3_win32_utf8_to_unicode(const char *zText);
 # define SQLITE_CIO_NO_SETMODE
 # define SQLITE_CIO_NO_FLUSH
 #endif
-INCLUDE ../ext/consio/console_io.h
-INCLUDE ../ext/consio/console_io.c
 
-#ifndef SQLITE_SHELL_FIDDLE
-
-/* From here onward, fgets() is redirected to the console_io library. */
-# define fgets(b,n,f) fGetsUtf8(b,n,f)
-/*
- * Define macros for emitting output text in various ways:
- *  sputz(s, z)      => emit 0-terminated string z to given stream s
- *  sputf(s, f, ...) => emit varargs per format f to given stream s
- *  oputz(z)         => emit 0-terminated string z to default stream
- *  oputf(f, ...)    => emit varargs per format f to default stream
- *  eputz(z)         => emit 0-terminated string z to error stream
- *  eputf(f, ...)    => emit varargs per format f to error stream
- *  oputb(b, n)      => emit char buffer b[0..n-1] to default stream
- *
- * Note that the default stream is whatever has been last set via:
- *   setOutputStream(FILE *pf)
- * This is normally the stream that CLI normal output goes to.
- * For the stand-alone CLI, it is stdout with no .output redirect.
- *
- * The ?putz(z) forms are required for the Fiddle builds for string literal
- * output, in aid of enforcing format string to argument correspondence.
- */
-# define sputz(s,z) fPutsUtf8(z,s)
-# define sputf fPrintfUtf8
-# define oputz(z) oPutsUtf8(z)
-# define oputf oPrintfUtf8
-# define eputz(z) ePutsUtf8(z)
-# define eputf ePrintfUtf8
-# define oputb(buf,na) oPutbUtf8(buf,na)
-# define fflush(s) fFlushBuffer(s);
-
-#else
-/* For Fiddle, all console handling and emit redirection is omitted. */
-/* These next 3 macros are for emitting formatted output. When complaints
- * from the WASM build are issued for non-formatted output, when a mere
- * string literal is to be emitted, the ?putz(z) forms should be used.
- * (This permits compile-time checking of format string / argument mismatch.)
- */
-# define oputf(fmt, ...) printf(fmt,__VA_ARGS__)
-# define eputf(fmt, ...) fprintf(stderr,fmt,__VA_ARGS__)
-# define sputf(fp,fmt, ...) fprintf(fp,fmt,__VA_ARGS__)
-/* These next 3 macros are for emitting simple string literals. */
-# define oputz(z) fputs(z,stdout)
-# define eputz(z) fputs(z,stderr)
-# define sputz(fp,z) fputs(z,fp)
-# define oputb(buf,na) fwrite(buf,1,na,stdout)
-# undef fflush
-#endif
+#define eputz(z) sqlite3_fputs(z,stderr)
+#define sputz(fp,z) sqlite3_fputs(z,fp)
 
 /* True if the timer is enabled */
 static int enableTimer = 0;
@@ -344,6 +297,7 @@ struct rusage {
 #define getrusage(A,B) memset(B,0,sizeof(*B))
 #endif
 
+
 /* Saved resource information for the beginning of an operation */
 static struct rusage sBegin;  /* CPU time at start */
 static sqlite3_int64 iBegin;  /* Wall-clock time at start */
@@ -367,12 +321,12 @@ static double timeDiff(struct timeval *pStart, struct timeval *pEnd){
 /*
 ** Print the timing results.
 */
-static void endTimer(void){
+static void endTimer(FILE *out){
   if( enableTimer ){
     sqlite3_int64 iEnd = timeOfDay();
     struct rusage sEnd;
     getrusage(RUSAGE_SELF, &sEnd);
-    sputf(stdout, "Run Time: real %.3f user %f sys %f\n",
+    sqlite3_fprintf(out, "Run Time: real %.3f user %f sys %f\n",
           (iEnd - iBegin)*0.001,
           timeDiff(&sBegin.ru_utime, &sEnd.ru_utime),
           timeDiff(&sBegin.ru_stime, &sEnd.ru_stime));
@@ -380,7 +334,7 @@ static void endTimer(void){
 }
 
 #define BEGIN_TIMER beginTimer()
-#define END_TIMER endTimer()
+#define END_TIMER(X) endTimer(X)
 #define HAS_TIMER 1
 
 #elif (defined(_WIN32) || defined(WIN32))
@@ -446,12 +400,12 @@ static double timeDiff(FILETIME *pStart, FILETIME *pEnd){
 /*
 ** Print the timing results.
 */
-static void endTimer(void){
+static void endTimer(FILE *out){
   if( enableTimer && getProcessTimesAddr){
     FILETIME ftCreation, ftExit, ftKernelEnd, ftUserEnd;
     sqlite3_int64 ftWallEnd = timeOfDay();
     getProcessTimesAddr(hProcess,&ftCreation,&ftExit,&ftKernelEnd,&ftUserEnd);
-    sputf(stdout, "Run Time: real %.3f user %f sys %f\n",
+    sqlite3_fprintf(out, "Run Time: real %.3f user %f sys %f\n",
           (ftWallEnd - ftWallBegin)*0.001,
           timeDiff(&ftUserBegin, &ftUserEnd),
           timeDiff(&ftKernelBegin, &ftKernelEnd));
@@ -459,12 +413,12 @@ static void endTimer(void){
 }
 
 #define BEGIN_TIMER beginTimer()
-#define END_TIMER endTimer()
+#define END_TIMER(X) endTimer(X)
 #define HAS_TIMER hasTimer()
 
 #else
 #define BEGIN_TIMER
-#define END_TIMER
+#define END_TIMER(X)  /*no-op*/
 #define HAS_TIMER 0
 #endif
 
@@ -665,7 +619,7 @@ static void SQLITE_CDECL iotracePrintf(const char *zFormat, ...){
   va_start(ap, zFormat);
   z = sqlite3_vmprintf(zFormat, ap);
   va_end(ap);
-  sputf(iotrace, "%s", z);
+  sqlite3_fprintf(iotrace, "%s", z);
   sqlite3_free(z);
 }
 #endif
@@ -677,7 +631,7 @@ static const struct {
   unsigned char w;    /* Width of the character in columns */
   int iFirst;         /* First character in a span having this width */
 } aUWidth[] = {
-   /* {0, 0x00000},  {1, 0x00020},  {0, 0x0007f},  {1, 0x000a0}, */
+   /* {1, 0x00000}, */
   {0, 0x00300},  {1, 0x00370},  {0, 0x00483},  {1, 0x00487},  {0, 0x00488},
   {1, 0x0048a},  {0, 0x00591},  {1, 0x005be},  {0, 0x005bf},  {1, 0x005c0},
   {0, 0x005c1},  {1, 0x005c3},  {0, 0x005c4},  {1, 0x005c6},  {0, 0x005c7},
@@ -755,9 +709,6 @@ int cli_wcwidth(int c){
   int iFirst, iLast;
 
   /* Fast path for common characters */
-  if( c<0x20 ) return 0;
-  if( c<0x7f ) return 1;
-  if( c<0xa0 ) return 0;
   if( c<=0x300 ) return 1;
 
   /* The general case */
@@ -844,7 +795,7 @@ int cli_wcswidth(const char *z){
 ** In other words, a zero-width character does not count toward the
 ** the w limit.  A double-width character counts as two.
 */
-static void utf8_width_print(int w, const char *zUtf){
+static void utf8_width_print(FILE *out, int w, const char *zUtf){
   const unsigned char *a = (const unsigned char*)zUtf;
   unsigned char c;
   int i = 0;
@@ -869,11 +820,11 @@ static void utf8_width_print(int w, const char *zUtf){
     }
   }
   if( n>=aw ){
-    oputf("%.*s", i, zUtf);
+    sqlite3_fprintf(out, "%.*s", i, zUtf);
   }else if( w<0 ){
-    oputf("%*s%s", aw-n, "", zUtf);
+    sqlite3_fprintf(out, "%*s%s", aw-n, "", zUtf);
   }else{
-    oputf("%s%*s", zUtf, aw-n, "");
+    sqlite3_fprintf(out, "%s%*s", zUtf, aw-n, "");
   }
 }
 
@@ -939,7 +890,7 @@ static FILE * openChrSource(const char *zFile){
   /* On Windows, open first, then check the stream nature. This order
   ** is necessary because _stat() and sibs, when checking a named pipe,
   ** effectively break the pipe as its supplier sees it. */
-  FILE *rv = fopen(zFile, "rb");
+  FILE *rv = sqlite3_fopen(zFile, "rb");
   if( rv==0 ) return 0;
   if( _fstat64(_fileno(rv), &x) != 0
       || !STAT_CHR_SRC(x.st_mode)){
@@ -953,7 +904,7 @@ static FILE * openChrSource(const char *zFile){
 # define STAT_CHR_SRC(mode) (S_ISREG(mode)||S_ISFIFO(mode)||S_ISCHR(mode))
   if( rc!=0 ) return 0;
   if( STAT_CHR_SRC(x.st_mode) ){
-    return fopen(zFile, "rb");
+    return sqlite3_fopen(zFile, "rb");
   }else{
     return 0;
   }
@@ -980,7 +931,7 @@ static char *local_getline(char *zLine, FILE *in){
       zLine = realloc(zLine, nLine);
       shell_check_oom(zLine);
     }
-    if( fgets(&zLine[n], nLine - n, in)==0 ){
+    if( sqlite3_fgets(&zLine[n], nLine - n, in)==0 ){
       if( n==0 ){
         free(zLine);
         return 0;
@@ -1642,6 +1593,7 @@ static ShellState shellState;
 #define MODE_Count   17  /* Output only a count of the rows of output */
 #define MODE_Off     18  /* No query output shown */
 #define MODE_ScanExp 19  /* Like MODE_Explain, but for ".scanstats vm" */
+#define MODE_Www     20  /* Full web-page output */
 
 static const char *modeDescr[] = {
   "line",
@@ -1662,7 +1614,9 @@ static const char *modeDescr[] = {
   "table",
   "box",
   "count",
-  "off"
+  "off",
+  "scanexp",
+  "www",
 };
 
 /*
@@ -1674,7 +1628,13 @@ static const char *modeDescr[] = {
 #define SEP_Tab       "\t"
 #define SEP_Space     " "
 #define SEP_Comma     ","
-#define SEP_CrLf      "\r\n"
+#ifdef SQLITE_U8TEXT_ONLY
+  /* With the SQLITE_U8TEXT_ONLY option, the output will always be in
+  ** text mode.  The \r will be inserted automatically. */
+# define SEP_CrLf      "\n"
+#else
+# define SEP_CrLf      "\r\n"
+#endif
 #define SEP_Unit      "\x1F"
 #define SEP_Record    "\x1E"
 
@@ -1690,7 +1650,7 @@ static const char *modeDescr[] = {
 static void shellLog(void *pArg, int iErrCode, const char *zMsg){
   ShellState *p = (ShellState*)pArg;
   if( p->pLog==0 ) return;
-  sputf(p->pLog, "(%d) %s\n", iErrCode, zMsg);
+  sqlite3_fprintf(p->pLog, "(%d) %s\n", iErrCode, zMsg);
   fflush(p->pLog);
 }
 
@@ -1705,9 +1665,9 @@ static void shellPutsFunc(
   int nVal,
   sqlite3_value **apVal
 ){
-  /* Unused: (ShellState*)sqlite3_user_data(pCtx); */
+  ShellState *p = (ShellState*)sqlite3_user_data(pCtx);
   (void)nVal;
-  oputf("%s\n", sqlite3_value_text(apVal[0]));
+  sqlite3_fprintf(p->out, "%s\n", sqlite3_value_text(apVal[0]));
   sqlite3_result_value(pCtx, apVal[0]);
 }
 
@@ -1726,7 +1686,7 @@ static void failIfSafeMode(
     va_start(ap, zErrMsg);
     zMsg = sqlite3_vmprintf(zErrMsg, ap);
     va_end(ap);
-    eputf("line %d: %s\n", p->lineno, zMsg);
+    sqlite3_fprintf(stderr, "line %d: %s\n", p->lineno, zMsg);
     exit(1);
   }
 }
@@ -1793,7 +1753,7 @@ static void editFunc(
   bBin = sqlite3_value_type(argv[0])==SQLITE_BLOB;
   /* When writing the file to be edited, do \n to \r\n conversions on systems
   ** that want \r\n line endings */
-  f = fopen(zTempFile, bBin ? "wb" : "w");
+  f = sqlite3_fopen(zTempFile, bBin ? "wb" : "w");
   if( f==0 ){
     sqlite3_result_error(context, "edit() cannot open temp file", -1);
     goto edit_func_end;
@@ -1824,7 +1784,7 @@ static void editFunc(
     sqlite3_result_error(context, "EDITOR returned non-zero", -1);
     goto edit_func_end;
   }
-  f = fopen(zTempFile, "rb");
+  f = sqlite3_fopen(zTempFile, "rb");
   if( f==0 ){
     sqlite3_result_error(context,
       "edit() cannot reopen temp file after edit", -1);
@@ -1894,7 +1854,7 @@ static void outputModePop(ShellState *p){
 /*
 ** Output the given string as a hex-encoded blob (eg. X'1234' )
 */
-static void output_hex_blob(const void *pBlob, int nBlob){
+static void output_hex_blob(FILE *out, const void *pBlob, int nBlob){
   int i;
   unsigned char *aBlob = (unsigned char*)pBlob;
 
@@ -1911,7 +1871,7 @@ static void output_hex_blob(const void *pBlob, int nBlob){
   }
   zStr[i*2] = '\0';
 
-  oputf("X'%s'", zStr);
+  sqlite3_fprintf(out, "X'%s'", zStr);
   sqlite3_free(zStr);
 }
 
@@ -1941,28 +1901,25 @@ static const char *unused_string(
 **
 ** See also: output_quoted_escaped_string()
 */
-static void output_quoted_string(const char *z){
+static void output_quoted_string(FILE *out, const char *z){
   int i;
   char c;
-#ifndef SQLITE_SHELL_FIDDLE
-  FILE *pfO = setOutputStream(invalidFileStream);
-  setBinaryMode(pfO, 1);
-#endif
+  sqlite3_fsetmode(out, _O_BINARY);
   if( z==0 ) return;
   for(i=0; (c = z[i])!=0 && c!='\''; i++){}
   if( c==0 ){
-    oputf("'%s'",z);
+    sqlite3_fprintf(out, "'%s'",z);
   }else{
-    oputz("'");
+    sqlite3_fputs("'", out);
     while( *z ){
       for(i=0; (c = z[i])!=0 && c!='\''; i++){}
       if( c=='\'' ) i++;
       if( i ){
-        oputf("%.*s", i, z);
+        sqlite3_fprintf(out, "%.*s", i, z);
         z += i;
       }
       if( c=='\'' ){
-        oputz("'");
+        sqlite3_fputs("'", out);
         continue;
       }
       if( c==0 ){
@@ -1970,13 +1927,9 @@ static void output_quoted_string(const char *z){
       }
       z++;
     }
-    oputz("'");
+    sqlite3_fputs("'", out);
   }
-#ifndef SQLITE_SHELL_FIDDLE
-  setTextMode(pfO, 1);
-#else
-  setTextMode(stdout, 1);
-#endif
+  sqlite3_fsetmode(out, _O_TEXT);
 }
 
 /*
@@ -1988,16 +1941,13 @@ static void output_quoted_string(const char *z){
 ** This is like output_quoted_string() but with the addition of the \r\n
 ** escape mechanism.
 */
-static void output_quoted_escaped_string(const char *z){
+static void output_quoted_escaped_string(FILE *out, const char *z){
   int i;
   char c;
-#ifndef SQLITE_SHELL_FIDDLE
-  FILE *pfO = setOutputStream(invalidFileStream);
-  setBinaryMode(pfO, 1);
-#endif
+  sqlite3_fsetmode(out, _O_BINARY);
   for(i=0; (c = z[i])!=0 && c!='\'' && c!='\n' && c!='\r'; i++){}
   if( c==0 ){
-    oputf("'%s'",z);
+    sqlite3_fprintf(out, "'%s'",z);
   }else{
     const char *zNL = 0;
     const char *zCR = 0;
@@ -2009,23 +1959,23 @@ static void output_quoted_escaped_string(const char *z){
       if( z[i]=='\r' ) nCR++;
     }
     if( nNL ){
-      oputz("replace(");
+      sqlite3_fputs("replace(", out);
       zNL = unused_string(z, "\\n", "\\012", zBuf1);
     }
     if( nCR ){
-      oputz("replace(");
+      sqlite3_fputs("replace(", out);
       zCR = unused_string(z, "\\r", "\\015", zBuf2);
     }
-    oputz("'");
+    sqlite3_fputs("'", out);
     while( *z ){
       for(i=0; (c = z[i])!=0 && c!='\n' && c!='\r' && c!='\''; i++){}
       if( c=='\'' ) i++;
       if( i ){
-        oputf("%.*s", i, z);
+        sqlite3_fprintf(out, "%.*s", i, z);
         z += i;
       }
       if( c=='\'' ){
-        oputz("'");
+        sqlite3_fputs("'", out);
         continue;
       }
       if( c==0 ){
@@ -2033,24 +1983,20 @@ static void output_quoted_escaped_string(const char *z){
       }
       z++;
       if( c=='\n' ){
-        oputz(zNL);
+        sqlite3_fputs(zNL, out);
         continue;
       }
-      oputz(zCR);
+      sqlite3_fputs(zCR, out);
     }
-    oputz("'");
+    sqlite3_fputs("'", out);
     if( nCR ){
-      oputf(",'%s',char(13))", zCR);
+      sqlite3_fprintf(out, ",'%s',char(13))", zCR);
     }
     if( nNL ){
-      oputf(",'%s',char(10))", zNL);
+      sqlite3_fprintf(out, ",'%s',char(10))", zNL);
     }
   }
-#ifndef SQLITE_SHELL_FIDDLE
-  setTextMode(pfO, 1);
-#else
-  setTextMode(stdout, 1);
-#endif
+  sqlite3_fsetmode(stdout, _O_TEXT);
 }
 
 /*
@@ -2070,22 +2016,60 @@ static const char *anyOfInStr(const char *s, const char *zAny, size_t ns){
   }
   return pcFirst;
 }
+
+/* Skip over as much z[] input char sequence as is valid UTF-8,
+** limited per nAccept char's or whole characters and containing
+** no char cn such that ((1<<cn) & ccm)!=0. On return, the
+** sequence z:return (inclusive:exclusive) is validated UTF-8.
+** Limit: nAccept>=0 => char count, nAccept<0 => character
+ */
+const char *zSkipValidUtf8(const char *z, int nAccept, long ccm){
+  int ng = (nAccept<0)? -nAccept : 0;
+  const char *pcLimit = (nAccept>=0)? z+nAccept : 0;
+  assert(z!=0);
+  while( (pcLimit)? (z<pcLimit) : (ng-- != 0) ){
+    char c = *z;
+    if( (c & 0x80) == 0 ){
+      if( ccm != 0L && c < 0x20 && ((1L<<c) & ccm) != 0 ) return z;
+      ++z; /* ASCII */
+    }else if( (c & 0xC0) != 0xC0 ) return z; /* not a lead byte */
+    else{
+      const char *zt = z+1; /* Got lead byte, look at trail bytes.*/
+      do{
+        if( pcLimit && zt >= pcLimit ) return z;
+        else{
+          char ct = *zt++;
+          if( ct==0 || (zt-z)>4 || (ct & 0xC0)!=0x80 ){
+            /* Trailing bytes are too few, too many, or invalid. */
+            return z;
+          }
+        }
+      } while( ((c <<= 1) & 0x40) == 0x40 ); /* Eat lead byte's count. */
+      z = zt;
+    }
+  }
+  return z;
+}
+
+
 /*
 ** Output the given string as a quoted according to C or TCL quoting rules.
 */
-static void output_c_string(const char *z){
+static void output_c_string(FILE *out, const char *z){
   char c;
   static const char *zq = "\"";
   static long ctrlMask = ~0L;
   static const char *zDQBSRO = "\"\\\x7f"; /* double-quote, backslash, rubout */
   char ace[3] = "\\?";
   char cbsSay;
-  oputz(zq);
+  sqlite3_fputs(zq, out);
   while( *z!=0 ){
     const char *pcDQBSRO = anyOfInStr(z, zDQBSRO, ~(size_t)0);
     const char *pcPast = zSkipValidUtf8(z, INT_MAX, ctrlMask);
     const char *pcEnd = (pcDQBSRO && pcDQBSRO < pcPast)? pcDQBSRO : pcPast;
-    if( pcEnd > z ) oputb(z, (int)(pcEnd-z));
+    if( pcEnd > z ){
+      sqlite3_fprintf(out, "%.*s", (int)(pcEnd-z), z);
+    }
     if( (c = *pcEnd)==0 ) break;
     ++pcEnd;
     switch( c ){
@@ -2100,22 +2084,22 @@ static void output_c_string(const char *z){
     }
     if( cbsSay ){
       ace[1] = cbsSay;
-      oputz(ace);
+      sqlite3_fputs(ace, out);
     }else if( !isprint(c&0xff) ){
-      oputf("\\%03o", c&0xff);
+      sqlite3_fprintf(out, "\\%03o", c&0xff);
     }else{
       ace[1] = (char)c;
-      oputz(ace+1);
+      sqlite3_fputs(ace+1, out);
     }
     z = pcEnd;
   }
-  oputz(zq);
+  sqlite3_fputs(zq, out);
 }
 
 /*
 ** Output the given string as a quoted according to JSON quoting rules.
 */
-static void output_json_string(const char *z, i64 n){
+static void output_json_string(FILE *out, const char *z, i64 n){
   char c;
   static const char *zq = "\"";
   static long ctrlMask = ~0L;
@@ -2126,13 +2110,13 @@ static void output_json_string(const char *z, i64 n){
 
   if( z==0 ) z = "";
   pcLimit = z + ((n<0)? strlen(z) : (size_t)n);
-  oputz(zq);
+  sqlite3_fputs(zq, out);
   while( z < pcLimit ){
     const char *pcDQBS = anyOfInStr(z, zDQBS, pcLimit-z);
     const char *pcPast = zSkipValidUtf8(z, (int)(pcLimit-z), ctrlMask);
     const char *pcEnd = (pcDQBS && pcDQBS < pcPast)? pcDQBS : pcPast;
     if( pcEnd > z ){
-      oputb(z, (int)(pcEnd-z));
+      sqlite3_fprintf(out, "%.*s", (int)(pcEnd-z), z);
       z = pcEnd;
     }
     if( z >= pcLimit ) break;
@@ -2150,22 +2134,22 @@ static void output_json_string(const char *z, i64 n){
     }
     if( cbsSay ){
       ace[1] = cbsSay;
-      oputz(ace);
+      sqlite3_fputs(ace, out);
     }else if( c<=0x1f ){
-      oputf("u%04x", c);
+      sqlite3_fprintf(out, "u%04x", c);
     }else{
       ace[1] = (char)c;
-      oputz(ace+1);
+      sqlite3_fputs(ace+1, out);
     }
   }
-  oputz(zq);
+  sqlite3_fputs(zq, out);
 }
 
 /*
 ** Output the given string with characters that are special to
 ** HTML escaped.
 */
-static void output_html_string(const char *z){
+static void output_html_string(FILE *out, const char *z){
   int i;
   if( z==0 ) z = "";
   while( *z ){
@@ -2177,18 +2161,18 @@ static void output_html_string(const char *z){
             && z[i]!='\'';
         i++){}
     if( i>0 ){
-      oputf("%.*s",i,z);
+      sqlite3_fprintf(out, "%.*s",i,z);
     }
     if( z[i]=='<' ){
-      oputz("&lt;");
+      sqlite3_fputs("&lt;", out);
     }else if( z[i]=='&' ){
-      oputz("&amp;");
+      sqlite3_fputs("&amp;", out);
     }else if( z[i]=='>' ){
-      oputz("&gt;");
+      sqlite3_fputs("&gt;", out);
     }else if( z[i]=='\"' ){
-      oputz("&quot;");
+      sqlite3_fputs("&quot;", out);
     }else if( z[i]=='\'' ){
-      oputz("&#39;");
+      sqlite3_fputs("&#39;", out);
     }else{
       break;
     }
@@ -2227,7 +2211,7 @@ static const char needCsvQuote[] = {
 */
 static void output_csv(ShellState *p, const char *z, int bSep){
   if( z==0 ){
-    oputf("%s",p->nullValue);
+    sqlite3_fprintf(p->out, "%s",p->nullValue);
   }else{
     unsigned i;
     for(i=0; z[i]; i++){
@@ -2239,14 +2223,14 @@ static void output_csv(ShellState *p, const char *z, int bSep){
     if( i==0 || strstr(z, p->colSeparator)!=0 ){
       char *zQuoted = sqlite3_mprintf("\"%w\"", z);
       shell_check_oom(zQuoted);
-      oputz(zQuoted);
+      sqlite3_fputs(zQuoted, p->out);
       sqlite3_free(zQuoted);
     }else{
-      oputz(z);
+      sqlite3_fputs(z, p->out);
     }
   }
   if( bSep ){
-    oputz(p->colSeparator);
+    sqlite3_fputs(p->colSeparator, p->out);
   }
 }
 
@@ -2354,16 +2338,16 @@ static int shellAuth(
   az[1] = zA2;
   az[2] = zA3;
   az[3] = zA4;
-  oputf("authorizer: %s", azAction[op]);
+  sqlite3_fprintf(p->out, "authorizer: %s", azAction[op]);
   for(i=0; i<4; i++){
-    oputz(" ");
+    sqlite3_fputs(" ", p->out);
     if( az[i] ){
-      output_c_string(az[i]);
+      output_c_string(p->out, az[i]);
     }else{
-      oputz("NULL");
+      sqlite3_fputs("NULL", p->out);
     }
   }
-  oputz("\n");
+  sqlite3_fputs("\n", p->out);
   if( p->bSafeMode ) (void)safeModeAuth(pClientData, op, zA1, zA2, zA3, zA4);
   return SQLITE_OK;
 }
@@ -2379,7 +2363,7 @@ static int shellAuth(
 ** sqlite3_complete() returns false, try to terminate the comment before
 ** printing the result.  https://sqlite.org/forum/forumpost/d7be961c5c
 */
-static void printSchemaLine(const char *z, const char *zTail){
+static void printSchemaLine(FILE *out, const char *z, const char *zTail){
   char *zToFree = 0;
   if( z==0 ) return;
   if( zTail==0 ) return;
@@ -2401,16 +2385,16 @@ static void printSchemaLine(const char *z, const char *zTail){
     }
   }
   if( sqlite3_strglob("CREATE TABLE ['\"]*", z)==0 ){
-    oputf("CREATE TABLE IF NOT EXISTS %s%s", z+13, zTail);
+    sqlite3_fprintf(out, "CREATE TABLE IF NOT EXISTS %s%s", z+13, zTail);
   }else{
-    oputf("%s%s", z, zTail);
+    sqlite3_fprintf(out, "%s%s", z, zTail);
   }
   sqlite3_free(zToFree);
 }
-static void printSchemaLineN(char *z, int n, const char *zTail){
+static void printSchemaLineN(FILE *out, char *z, int n, const char *zTail){
   char c = z[n];
   z[n] = 0;
-  printSchemaLine(z, zTail);
+  printSchemaLine(out, z, zTail);
   z[n] = c;
 }
 
@@ -2438,7 +2422,7 @@ static void eqp_append(ShellState *p, int iEqpId, int p2, const char *zText){
   if( zText==0 ) return;
   nText = strlen(zText);
   if( p->autoEQPtest ){
-    oputf("%d,%d,%s\n", iEqpId, p2, zText);
+    sqlite3_fprintf(p->out, "%d,%d,%s\n", iEqpId, p2, zText);
   }
   pNew = sqlite3_malloc64( sizeof(*pNew) + nText );
   shell_check_oom(pNew);
@@ -2486,7 +2470,8 @@ static void eqp_render_level(ShellState *p, int iEqpId){
   for(pRow = eqp_next_row(p, iEqpId, 0); pRow; pRow = pNext){
     pNext = eqp_next_row(p, iEqpId, pRow);
     z = pRow->zText;
-    oputf("%s%s%s\n", p->sGraph.zPrefix, pNext ? "|--" : "`--", z);
+    sqlite3_fprintf(p->out, "%s%s%s\n", p->sGraph.zPrefix,
+                            pNext ? "|--" : "`--", z);
     if( n<(i64)sizeof(p->sGraph.zPrefix)-7 ){
       memcpy(&p->sGraph.zPrefix[n], pNext ? "|  " : "   ", 4);
       eqp_render_level(p, pRow->iEqpId);
@@ -2506,13 +2491,13 @@ static void eqp_render(ShellState *p, i64 nCycle){
         eqp_reset(p);
         return;
       }
-      oputf("%s\n", pRow->zText+3);
+      sqlite3_fprintf(p->out, "%s\n", pRow->zText+3);
       p->sGraph.pRow = pRow->pNext;
       sqlite3_free(pRow);
     }else if( nCycle>0 ){
-      oputf("QUERY PLAN (cycles=%lld [100%%])\n", nCycle);
+      sqlite3_fprintf(p->out, "QUERY PLAN (cycles=%lld [100%%])\n", nCycle);
     }else{
-      oputz("QUERY PLAN\n");
+      sqlite3_fputs("QUERY PLAN\n", p->out);
     }
     p->sGraph.zPrefix[0] = 0;
     eqp_render_level(p, 0);
@@ -2528,13 +2513,13 @@ static int progress_handler(void *pClientData) {
   ShellState *p = (ShellState*)pClientData;
   p->nProgress++;
   if( p->nProgress>=p->mxProgress && p->mxProgress>0 ){
-    oputf("Progress limit reached (%u)\n", p->nProgress);
+    sqlite3_fprintf(p->out, "Progress limit reached (%u)\n", p->nProgress);
     if( p->flgProgress & SHELL_PROGRESS_RESET ) p->nProgress = 0;
     if( p->flgProgress & SHELL_PROGRESS_ONCE ) p->mxProgress = 0;
     return 1;
   }
   if( (p->flgProgress & SHELL_PROGRESS_QUIET)==0 ){
-    oputf("Progress %u\n", p->nProgress);
+    sqlite3_fprintf(p->out, "Progress %u\n", p->nProgress);
   }
   return 0;
 }
@@ -2543,14 +2528,14 @@ static int progress_handler(void *pClientData) {
 /*
 ** Print N dashes
 */
-static void print_dashes(int N){
+static void print_dashes(FILE *out, int N){
   const char zDash[] = "--------------------------------------------------";
   const int nDash = sizeof(zDash) - 1;
   while( N>nDash ){
-    oputz(zDash);
+    sqlite3_fputs(zDash, out);
     N -= nDash;
   }
-  oputf("%.*s", N, zDash);
+  sqlite3_fprintf(out, "%.*s", N, zDash);
 }
 
 /*
@@ -2563,15 +2548,15 @@ static void print_row_separator(
 ){
   int i;
   if( nArg>0 ){
-    oputz(zSep);
-    print_dashes(p->actualWidth[0]+2);
+    sqlite3_fputs(zSep, p->out);
+    print_dashes(p->out, p->actualWidth[0]+2);
     for(i=1; i<nArg; i++){
-      oputz(zSep);
-      print_dashes(p->actualWidth[i]+2);
+      sqlite3_fputs(zSep, p->out);
+      print_dashes(p->out, p->actualWidth[i]+2);
     }
-    oputz(zSep);
+    sqlite3_fputs(zSep, p->out);
   }
-  oputz("\n");
+  sqlite3_fputs("\n", p->out);
 }
 
 /*
@@ -2601,9 +2586,9 @@ static int shell_callback(
         int len = strlen30(azCol[i] ? azCol[i] : "");
         if( len>w ) w = len;
       }
-      if( p->cnt++>0 ) oputz(p->rowSeparator);
+      if( p->cnt++>0 ) sqlite3_fputs(p->rowSeparator, p->out);
       for(i=0; i<nArg; i++){
-        oputf("%*s = %s%s", w, azCol[i],
+        sqlite3_fprintf(p->out, "%*s = %s%s", w, azCol[i],
               azArg[i] ? azArg[i] : p->nullValue, p->rowSeparator);
       }
       break;
@@ -2631,12 +2616,12 @@ static int shell_callback(
       /* If this is the first row seen, print out the headers */
       if( p->cnt++==0 ){
         for(i=0; i<nArg; i++){
-          utf8_width_print(aWidth[i], azCol[ aMap[i] ]);
-          oputz(i==nArg-1 ? "\n" : "  ");
+          utf8_width_print(p->out, aWidth[i], azCol[ aMap[i] ]);
+          sqlite3_fputs(i==nArg-1 ? "\n" : "  ", p->out);
         }
         for(i=0; i<nArg; i++){
-          print_dashes(aWidth[i]);
-          oputz(i==nArg-1 ? "\n" : "  ");
+          print_dashes(p->out, aWidth[i]);
+          sqlite3_fputs(i==nArg-1 ? "\n" : "  ", p->out);
         }
       }
 
@@ -2654,17 +2639,17 @@ static int shell_callback(
         }
         if( i==iIndent && p->aiIndent && p->pStmt ){
           if( p->iIndent<p->nIndent ){
-            oputf("%*.s", p->aiIndent[p->iIndent], "");
+            sqlite3_fprintf(p->out, "%*.s", p->aiIndent[p->iIndent], "");
           }
           p->iIndent++;
         }
-        utf8_width_print(w, zVal ? zVal : p->nullValue);
-        oputz(i==nArg-1 ? "\n" : zSep);
+        utf8_width_print(p->out, w, zVal ? zVal : p->nullValue);
+        sqlite3_fputs(i==nArg-1 ? "\n" : zSep, p->out);
       }
       break;
     }
     case MODE_Semi: {   /* .schema and .fullschema output */
-      printSchemaLine(azArg[0], ";\n");
+      printSchemaLine(p->out, azArg[0], ";\n");
       break;
     }
     case MODE_Pretty: {  /* .schema and .fullschema with --indent */
@@ -2679,7 +2664,7 @@ static int shell_callback(
       if( sqlite3_strlike("CREATE VIEW%", azArg[0], 0)==0
        || sqlite3_strlike("CREATE TRIG%", azArg[0], 0)==0
       ){
-        oputf("%s;\n", azArg[0]);
+        sqlite3_fprintf(p->out, "%s;\n", azArg[0]);
         break;
       }
       z = sqlite3_mprintf("%s", azArg[0]);
@@ -2712,7 +2697,7 @@ static int shell_callback(
           }else if( c==')' ){
             nParen--;
             if( nLine>0 && nParen==0 && j>0 ){
-              printSchemaLineN(z, j, "\n");
+              printSchemaLineN(p->out, z, j, "\n");
               j = 0;
             }
           }
@@ -2721,7 +2706,7 @@ static int shell_callback(
            && (c=='(' || c=='\n' || (c==',' && !wsToEol(z+i+1)))
           ){
             if( c=='\n' ) j--;
-            printSchemaLineN(z, j, "\n  ");
+            printSchemaLineN(p->out, z, j, "\n  ");
             j = 0;
             nLine++;
             while( IsSpace(z[i+1]) ){ i++; }
@@ -2729,118 +2714,128 @@ static int shell_callback(
         }
         z[j] = 0;
       }
-      printSchemaLine(z, ";\n");
+      printSchemaLine(p->out, z, ";\n");
       sqlite3_free(z);
       break;
     }
     case MODE_List: {
       if( p->cnt++==0 && p->showHeader ){
         for(i=0; i<nArg; i++){
-          oputf("%s%s",azCol[i], i==nArg-1 ? p->rowSeparator : p->colSeparator);
+          sqlite3_fprintf(p->out, "%s%s", azCol[i],
+                          i==nArg-1 ? p->rowSeparator : p->colSeparator);
         }
       }
       if( azArg==0 ) break;
       for(i=0; i<nArg; i++){
         char *z = azArg[i];
         if( z==0 ) z = p->nullValue;
-        oputz(z);
-        oputz((i<nArg-1)? p->colSeparator : p->rowSeparator);
+        sqlite3_fputs(z, p->out);
+        sqlite3_fputs((i<nArg-1)? p->colSeparator : p->rowSeparator, p->out);
       }
       break;
     }
+    case MODE_Www:
     case MODE_Html: {
-      if( p->cnt++==0 && p->showHeader ){
-        oputz("<TR>");
+      if( p->cnt==0 && p->cMode==MODE_Www ){
+        sqlite3_fputs(
+          "</PRE>\n"
+          "<TABLE border='1' cellspacing='0' cellpadding='2'>\n"
+          ,p->out
+        );
+      }
+      if( p->cnt==0 && (p->showHeader || p->cMode==MODE_Www) ){
+        sqlite3_fputs("<TR>", p->out);
         for(i=0; i<nArg; i++){
-          oputz("<TH>");
-          output_html_string(azCol[i]);
-          oputz("</TH>\n");
+          sqlite3_fputs("<TH>", p->out);
+          output_html_string(p->out, azCol[i]);
+          sqlite3_fputs("</TH>\n", p->out);
         }
-        oputz("</TR>\n");
+        sqlite3_fputs("</TR>\n", p->out);
       }
+      p->cnt++;
       if( azArg==0 ) break;
-      oputz("<TR>");
+      sqlite3_fputs("<TR>", p->out);
       for(i=0; i<nArg; i++){
-        oputz("<TD>");
-        output_html_string(azArg[i] ? azArg[i] : p->nullValue);
-        oputz("</TD>\n");
+        sqlite3_fputs("<TD>", p->out);
+        output_html_string(p->out, azArg[i] ? azArg[i] : p->nullValue);
+        sqlite3_fputs("</TD>\n", p->out);
       }
-      oputz("</TR>\n");
+      sqlite3_fputs("</TR>\n", p->out);
       break;
     }
     case MODE_Tcl: {
       if( p->cnt++==0 && p->showHeader ){
         for(i=0; i<nArg; i++){
-          output_c_string(azCol[i] ? azCol[i] : "");
-          if(i<nArg-1) oputz(p->colSeparator);
+          output_c_string(p->out, azCol[i] ? azCol[i] : "");
+          if(i<nArg-1) sqlite3_fputs(p->colSeparator, p->out);
         }
-        oputz(p->rowSeparator);
+        sqlite3_fputs(p->rowSeparator, p->out);
       }
       if( azArg==0 ) break;
       for(i=0; i<nArg; i++){
-        output_c_string(azArg[i] ? azArg[i] : p->nullValue);
-        if(i<nArg-1) oputz(p->colSeparator);
+        output_c_string(p->out, azArg[i] ? azArg[i] : p->nullValue);
+        if(i<nArg-1) sqlite3_fputs(p->colSeparator, p->out);
       }
-      oputz(p->rowSeparator);
+      sqlite3_fputs(p->rowSeparator, p->out);
       break;
     }
     case MODE_Csv: {
-      setBinaryMode(p->out, 1);
+      sqlite3_fsetmode(p->out, _O_BINARY);
       if( p->cnt++==0 && p->showHeader ){
         for(i=0; i<nArg; i++){
           output_csv(p, azCol[i] ? azCol[i] : "", i<nArg-1);
         }
-        oputz(p->rowSeparator);
+        sqlite3_fputs(p->rowSeparator, p->out);
       }
       if( nArg>0 ){
         for(i=0; i<nArg; i++){
           output_csv(p, azArg[i], i<nArg-1);
         }
-        oputz(p->rowSeparator);
+        sqlite3_fputs(p->rowSeparator, p->out);
       }
-      setTextMode(p->out, 1);
+      sqlite3_fsetmode(p->out, _O_TEXT);
       break;
     }
     case MODE_Insert: {
       if( azArg==0 ) break;
-      oputf("INSERT INTO %s",p->zDestTable);
+      sqlite3_fprintf(p->out, "INSERT INTO %s",p->zDestTable);
       if( p->showHeader ){
-        oputz("(");
+        sqlite3_fputs("(", p->out);
         for(i=0; i<nArg; i++){
-          if( i>0 ) oputz(",");
+          if( i>0 ) sqlite3_fputs(",", p->out);
           if( quoteChar(azCol[i]) ){
             char *z = sqlite3_mprintf("\"%w\"", azCol[i]);
             shell_check_oom(z);
-            oputz(z);
+            sqlite3_fputs(z, p->out);
             sqlite3_free(z);
           }else{
-            oputf("%s", azCol[i]);
+            sqlite3_fprintf(p->out, "%s", azCol[i]);
           }
         }
-        oputz(")");
+        sqlite3_fputs(")", p->out);
       }
       p->cnt++;
       for(i=0; i<nArg; i++){
-        oputz(i>0 ? "," : " VALUES(");
+        sqlite3_fputs(i>0 ? "," : " VALUES(", p->out);
         if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
-          oputz("NULL");
+          sqlite3_fputs("NULL", p->out);
         }else if( aiType && aiType[i]==SQLITE_TEXT ){
           if( ShellHasFlag(p, SHFLG_Newlines) ){
-            output_quoted_string(azArg[i]);
+            output_quoted_string(p->out, azArg[i]);
           }else{
-            output_quoted_escaped_string(azArg[i]);
+            output_quoted_escaped_string(p->out, azArg[i]);
           }
         }else if( aiType && aiType[i]==SQLITE_INTEGER ){
-          oputz(azArg[i]);
+          sqlite3_fputs(azArg[i], p->out);
         }else if( aiType && aiType[i]==SQLITE_FLOAT ){
           char z[50];
           double r = sqlite3_column_double(p->pStmt, i);
           sqlite3_uint64 ur;
           memcpy(&ur,&r,sizeof(r));
           if( ur==0x7ff0000000000000LL ){
-            oputz("9.0e+999");
+            sqlite3_fputs("9.0e+999", p->out);
           }else if( ur==0xfff0000000000000LL ){
-            oputz("-9.0e+999");
+            sqlite3_fputs("-9.0e+999", p->out);
           }else{
             sqlite3_int64 ir = (sqlite3_int64)r;
             if( r==(double)ir ){
@@ -2848,115 +2843,115 @@ static int shell_callback(
             }else{
               sqlite3_snprintf(50,z,"%!.20g", r);
             }
-            oputz(z);
+            sqlite3_fputs(z, p->out);
           }
         }else if( aiType && aiType[i]==SQLITE_BLOB && p->pStmt ){
           const void *pBlob = sqlite3_column_blob(p->pStmt, i);
           int nBlob = sqlite3_column_bytes(p->pStmt, i);
-          output_hex_blob(pBlob, nBlob);
+          output_hex_blob(p->out, pBlob, nBlob);
         }else if( isNumber(azArg[i], 0) ){
-          oputz(azArg[i]);
+          sqlite3_fputs(azArg[i], p->out);
         }else if( ShellHasFlag(p, SHFLG_Newlines) ){
-          output_quoted_string(azArg[i]);
+          output_quoted_string(p->out, azArg[i]);
         }else{
-          output_quoted_escaped_string(azArg[i]);
+          output_quoted_escaped_string(p->out, azArg[i]);
         }
       }
-      oputz(");\n");
+      sqlite3_fputs(");\n", p->out);
       break;
     }
     case MODE_Json: {
       if( azArg==0 ) break;
       if( p->cnt==0 ){
-        fputs("[{", p->out);
+        sqlite3_fputs("[{", p->out);
       }else{
-        fputs(",\n{", p->out);
+        sqlite3_fputs(",\n{", p->out);
       }
       p->cnt++;
       for(i=0; i<nArg; i++){
-        output_json_string(azCol[i], -1);
-        oputz(":");
+        output_json_string(p->out, azCol[i], -1);
+        sqlite3_fputs(":", p->out);
         if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
-          oputz("null");
+          sqlite3_fputs("null", p->out);
         }else if( aiType && aiType[i]==SQLITE_FLOAT ){
           char z[50];
           double r = sqlite3_column_double(p->pStmt, i);
           sqlite3_uint64 ur;
           memcpy(&ur,&r,sizeof(r));
           if( ur==0x7ff0000000000000LL ){
-            oputz("9.0e+999");
+            sqlite3_fputs("9.0e+999", p->out);
           }else if( ur==0xfff0000000000000LL ){
-            oputz("-9.0e+999");
+            sqlite3_fputs("-9.0e+999", p->out);
           }else{
             sqlite3_snprintf(50,z,"%!.20g", r);
-            oputz(z);
+            sqlite3_fputs(z, p->out);
           }
         }else if( aiType && aiType[i]==SQLITE_BLOB && p->pStmt ){
           const void *pBlob = sqlite3_column_blob(p->pStmt, i);
           int nBlob = sqlite3_column_bytes(p->pStmt, i);
-          output_json_string(pBlob, nBlob);
+          output_json_string(p->out, pBlob, nBlob);
         }else if( aiType && aiType[i]==SQLITE_TEXT ){
-          output_json_string(azArg[i], -1);
+          output_json_string(p->out, azArg[i], -1);
         }else{
-          oputz(azArg[i]);
+          sqlite3_fputs(azArg[i], p->out);
         }
         if( i<nArg-1 ){
-          oputz(",");
+          sqlite3_fputs(",", p->out);
         }
       }
-      oputz("}");
+      sqlite3_fputs("}", p->out);
       break;
     }
     case MODE_Quote: {
       if( azArg==0 ) break;
       if( p->cnt==0 && p->showHeader ){
         for(i=0; i<nArg; i++){
-          if( i>0 ) fputs(p->colSeparator, p->out);
-          output_quoted_string(azCol[i]);
+          if( i>0 ) sqlite3_fputs(p->colSeparator, p->out);
+          output_quoted_string(p->out, azCol[i]);
         }
-        fputs(p->rowSeparator, p->out);
+        sqlite3_fputs(p->rowSeparator, p->out);
       }
       p->cnt++;
       for(i=0; i<nArg; i++){
-        if( i>0 ) fputs(p->colSeparator, p->out);
+        if( i>0 ) sqlite3_fputs(p->colSeparator, p->out);
         if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
-          oputz("NULL");
+          sqlite3_fputs("NULL", p->out);
         }else if( aiType && aiType[i]==SQLITE_TEXT ){
-          output_quoted_string(azArg[i]);
+          output_quoted_string(p->out, azArg[i]);
         }else if( aiType && aiType[i]==SQLITE_INTEGER ){
-          oputz(azArg[i]);
+          sqlite3_fputs(azArg[i], p->out);
         }else if( aiType && aiType[i]==SQLITE_FLOAT ){
           char z[50];
           double r = sqlite3_column_double(p->pStmt, i);
           sqlite3_snprintf(50,z,"%!.20g", r);
-          oputz(z);
+          sqlite3_fputs(z, p->out);
         }else if( aiType && aiType[i]==SQLITE_BLOB && p->pStmt ){
           const void *pBlob = sqlite3_column_blob(p->pStmt, i);
           int nBlob = sqlite3_column_bytes(p->pStmt, i);
-          output_hex_blob(pBlob, nBlob);
+          output_hex_blob(p->out, pBlob, nBlob);
         }else if( isNumber(azArg[i], 0) ){
-          oputz(azArg[i]);
+          sqlite3_fputs(azArg[i], p->out);
         }else{
-          output_quoted_string(azArg[i]);
+          output_quoted_string(p->out, azArg[i]);
         }
       }
-      fputs(p->rowSeparator, p->out);
+      sqlite3_fputs(p->rowSeparator, p->out);
       break;
     }
     case MODE_Ascii: {
       if( p->cnt++==0 && p->showHeader ){
         for(i=0; i<nArg; i++){
-          if( i>0 ) oputz(p->colSeparator);
-          oputz(azCol[i] ? azCol[i] : "");
+          if( i>0 ) sqlite3_fputs(p->colSeparator, p->out);
+          sqlite3_fputs(azCol[i] ? azCol[i] : "", p->out);
         }
-        oputz(p->rowSeparator);
+        sqlite3_fputs(p->rowSeparator, p->out);
       }
       if( azArg==0 ) break;
       for(i=0; i<nArg; i++){
-        if( i>0 ) oputz(p->colSeparator);
-        oputz(azArg[i] ? azArg[i] : p->nullValue);
+        if( i>0 ) sqlite3_fputs(p->colSeparator, p->out);
+        sqlite3_fputs(azArg[i] ? azArg[i] : p->nullValue, p->out);
       }
-      oputz(p->rowSeparator);
+      sqlite3_fputs(p->rowSeparator, p->out);
       break;
     }
     case MODE_EQP: {
@@ -3035,7 +3030,7 @@ static void createSelftestTable(ShellState *p){
     "DROP TABLE [_shell$self];"
     ,0,0,&zErrMsg);
   if( zErrMsg ){
-    eputf("SELFTEST initialization failure: %s\n", zErrMsg);
+    sqlite3_fprintf(stderr, "SELFTEST initialization failure: %s\n", zErrMsg);
     sqlite3_free(zErrMsg);
   }
   sqlite3_exec(p->db, "RELEASE selftest_init",0,0,0);
@@ -3138,7 +3133,7 @@ static int run_table_dump_query(
   rc = sqlite3_prepare_v2(p->db, zSelect, -1, &pSelect, 0);
   if( rc!=SQLITE_OK || !pSelect ){
     char *zContext = shell_error_context(zSelect, p->db);
-    oputf("/**** ERROR: (%d) %s *****/\n%s",
+    sqlite3_fprintf(p->out, "/**** ERROR: (%d) %s *****/\n%s",
           rc, sqlite3_errmsg(p->db), zContext);
     sqlite3_free(zContext);
     if( (rc&0xff)!=SQLITE_CORRUPT ) p->nErr++;
@@ -3148,22 +3143,23 @@ static int run_table_dump_query(
   nResult = sqlite3_column_count(pSelect);
   while( rc==SQLITE_ROW ){
     z = (const char*)sqlite3_column_text(pSelect, 0);
-    oputf("%s", z);
+    sqlite3_fprintf(p->out, "%s", z);
     for(i=1; i<nResult; i++){
-      oputf(",%s", sqlite3_column_text(pSelect, i));
+      sqlite3_fprintf(p->out, ",%s", sqlite3_column_text(pSelect, i));
     }
     if( z==0 ) z = "";
     while( z[0] && (z[0]!='-' || z[1]!='-') ) z++;
     if( z[0] ){
-      oputz("\n;\n");
+      sqlite3_fputs("\n;\n", p->out);
     }else{
-      oputz(";\n");
+      sqlite3_fputs(";\n", p->out);
     }
     rc = sqlite3_step(pSelect);
   }
   rc = sqlite3_finalize(pSelect);
   if( rc!=SQLITE_OK ){
-    oputf("/**** ERROR: (%d) %s *****/\n", rc, sqlite3_errmsg(p->db));
+    sqlite3_fprintf(p->out, "/**** ERROR: (%d) %s *****/\n",
+                    rc, sqlite3_errmsg(p->db));
     if( (rc&0xff)!=SQLITE_CORRUPT ) p->nErr++;
   }
   return rc;
@@ -3199,13 +3195,13 @@ static char *save_err_msg(
 /*
 ** Attempt to display I/O stats on Linux using /proc/PID/io
 */
-static void displayLinuxIoStats(void){
+static void displayLinuxIoStats(FILE *out){
   FILE *in;
   char z[200];
   sqlite3_snprintf(sizeof(z), z, "/proc/%d/io", getpid());
-  in = fopen(z, "rb");
+  in = sqlite3_fopen(z, "rb");
   if( in==0 ) return;
-  while( fgets(z, sizeof(z), in)!=0 ){
+  while( sqlite3_fgets(z, sizeof(z), in)!=0 ){
     static const struct {
       const char *zPattern;
       const char *zDesc;
@@ -3222,7 +3218,7 @@ static void displayLinuxIoStats(void){
     for(i=0; i<ArraySize(aTrans); i++){
       int n = strlen30(aTrans[i].zPattern);
       if( cli_strncmp(aTrans[i].zPattern, z, n)==0 ){
-        oputf("%-36s %s", aTrans[i].zDesc, &z[n]);
+        sqlite3_fprintf(out, "%-36s %s", aTrans[i].zDesc, &z[n]);
         break;
       }
     }
@@ -3235,6 +3231,7 @@ static void displayLinuxIoStats(void){
 ** Display a single line of status using 64-bit values.
 */
 static void displayStatLine(
+  FILE *out,                /* Write to this channel */
   char *zLabel,             /* Label for this one line */
   char *zFormat,            /* Format for the result */
   int iStatusCtrl,          /* Which status to display */
@@ -3253,7 +3250,7 @@ static void displayStatLine(
   }else{
     sqlite3_snprintf(sizeof(zLine), zLine, zFormat, iHiwtr);
   }
-  oputf("%-36s %s\n", zLabel, zLine);
+  sqlite3_fprintf(out, "%-36s %s\n", zLabel, zLine);
 }
 
 /*
@@ -3266,28 +3263,31 @@ static int display_stats(
 ){
   int iCur;
   int iHiwtr;
+  FILE *out;
   if( pArg==0 || pArg->out==0 ) return 0;
+  out = pArg->out;
 
   if( pArg->pStmt && pArg->statsOn==2 ){
     int nCol, i, x;
     sqlite3_stmt *pStmt = pArg->pStmt;
     char z[100];
     nCol = sqlite3_column_count(pStmt);
-    oputf("%-36s %d\n", "Number of output columns:", nCol);
+    sqlite3_fprintf(out, "%-36s %d\n", "Number of output columns:", nCol);
     for(i=0; i<nCol; i++){
       sqlite3_snprintf(sizeof(z),z,"Column %d %nname:", i, &x);
-      oputf("%-36s %s\n", z, sqlite3_column_name(pStmt,i));
+      sqlite3_fprintf(out, "%-36s %s\n", z, sqlite3_column_name(pStmt,i));
 #ifndef SQLITE_OMIT_DECLTYPE
       sqlite3_snprintf(30, z+x, "declared type:");
-      oputf("%-36s %s\n", z, sqlite3_column_decltype(pStmt, i));
+      sqlite3_fprintf(out, "%-36s %s\n", z, sqlite3_column_decltype(pStmt, i));
 #endif
 #ifdef SQLITE_ENABLE_COLUMN_METADATA
       sqlite3_snprintf(30, z+x, "database name:");
-      oputf("%-36s %s\n", z, sqlite3_column_database_name(pStmt,i));
+      sqlite3_fprintf(out, "%-36s %s\n", z,
+                           sqlite3_column_database_name(pStmt,i));
       sqlite3_snprintf(30, z+x, "table name:");
-      oputf("%-36s %s\n", z, sqlite3_column_table_name(pStmt,i));
+      sqlite3_fprintf(out, "%-36s %s\n", z, sqlite3_column_table_name(pStmt,i));
       sqlite3_snprintf(30, z+x, "origin name:");
-      oputf("%-36s %s\n", z, sqlite3_column_origin_name(pStmt,i));
+      sqlite3_fprintf(out, "%-36s %s\n", z,sqlite3_column_origin_name(pStmt,i));
 #endif
     }
   }
@@ -3295,27 +3295,27 @@ static int display_stats(
   if( pArg->statsOn==3 ){
     if( pArg->pStmt ){
       iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_VM_STEP,bReset);
-      oputf("VM-steps: %d\n", iCur);
+      sqlite3_fprintf(out, "VM-steps: %d\n", iCur);
     }
     return 0;
   }
 
-  displayStatLine("Memory Used:",
+  displayStatLine(out, "Memory Used:",
      "%lld (max %lld) bytes", SQLITE_STATUS_MEMORY_USED, bReset);
-  displayStatLine("Number of Outstanding Allocations:",
+  displayStatLine(out, "Number of Outstanding Allocations:",
      "%lld (max %lld)", SQLITE_STATUS_MALLOC_COUNT, bReset);
   if( pArg->shellFlgs & SHFLG_Pagecache ){
-    displayStatLine("Number of Pcache Pages Used:",
+    displayStatLine(out, "Number of Pcache Pages Used:",
        "%lld (max %lld) pages", SQLITE_STATUS_PAGECACHE_USED, bReset);
   }
-  displayStatLine("Number of Pcache Overflow Bytes:",
+  displayStatLine(out, "Number of Pcache Overflow Bytes:",
      "%lld (max %lld) bytes", SQLITE_STATUS_PAGECACHE_OVERFLOW, bReset);
-  displayStatLine("Largest Allocation:",
+  displayStatLine(out, "Largest Allocation:",
      "%lld bytes", SQLITE_STATUS_MALLOC_SIZE, bReset);
-  displayStatLine("Largest Pcache Allocation:",
+  displayStatLine(out, "Largest Pcache Allocation:",
      "%lld bytes", SQLITE_STATUS_PAGECACHE_SIZE, bReset);
 #ifdef YYTRACKMAXSTACKDEPTH
-  displayStatLine("Deepest Parser Stack:",
+  displayStatLine(out, "Deepest Parser Stack:",
      "%lld (max %lld)", SQLITE_STATUS_PARSER_STACK, bReset);
 #endif
 
@@ -3324,68 +3324,87 @@ static int display_stats(
       iHiwtr = iCur = -1;
       sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_USED,
                         &iCur, &iHiwtr, bReset);
-      oputf("Lookaside Slots Used:                %d (max %d)\n", iCur, iHiwtr);
+      sqlite3_fprintf(out, 
+           "Lookaside Slots Used:                %d (max %d)\n", iCur, iHiwtr);
       sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_HIT,
                         &iCur, &iHiwtr, bReset);
-      oputf("Successful lookaside attempts:       %d\n", iHiwtr);
+      sqlite3_fprintf(out,
+           "Successful lookaside attempts:       %d\n", iHiwtr);
       sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE,
                         &iCur, &iHiwtr, bReset);
-      oputf("Lookaside failures due to size:      %d\n", iHiwtr);
+      sqlite3_fprintf(out,
+           "Lookaside failures due to size:      %d\n", iHiwtr);
       sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL,
                         &iCur, &iHiwtr, bReset);
-      oputf("Lookaside failures due to OOM:       %d\n", iHiwtr);
+      sqlite3_fprintf(out,
+           "Lookaside failures due to OOM:       %d\n", iHiwtr);
     }
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_USED, &iCur, &iHiwtr, bReset);
-    oputf("Pager Heap Usage:                    %d bytes\n", iCur);
+    sqlite3_fprintf(out,
+           "Pager Heap Usage:                    %d bytes\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_HIT, &iCur, &iHiwtr, 1);
-    oputf("Page cache hits:                     %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Page cache hits:                     %d\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_MISS, &iCur, &iHiwtr, 1);
-    oputf("Page cache misses:                   %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Page cache misses:                   %d\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_WRITE, &iCur, &iHiwtr, 1);
-    oputf("Page cache writes:                   %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Page cache writes:                   %d\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_SPILL, &iCur, &iHiwtr, 1);
-    oputf("Page cache spills:                   %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Page cache spills:                   %d\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_SCHEMA_USED, &iCur, &iHiwtr, bReset);
-    oputf("Schema Heap Usage:                   %d bytes\n", iCur);
+    sqlite3_fprintf(out,
+           "Schema Heap Usage:                   %d bytes\n", iCur);
     iHiwtr = iCur = -1;
     sqlite3_db_status(db, SQLITE_DBSTATUS_STMT_USED, &iCur, &iHiwtr, bReset);
-    oputf("Statement Heap/Lookaside Usage:      %d bytes\n", iCur);
+    sqlite3_fprintf(out,
+           "Statement Heap/Lookaside Usage:      %d bytes\n", iCur);
   }
 
   if( pArg->pStmt ){
     int iHit, iMiss;
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_FULLSCAN_STEP,
                                bReset);
-    oputf("Fullscan Steps:                      %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Fullscan Steps:                      %d\n", iCur);
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_SORT, bReset);
-    oputf("Sort Operations:                     %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Sort Operations:                     %d\n", iCur);
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_AUTOINDEX,bReset);
-    oputf("Autoindex Inserts:                   %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Autoindex Inserts:                   %d\n", iCur);
     iHit = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_FILTER_HIT,
                                bReset);
     iMiss = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_FILTER_MISS,
                                 bReset);
     if( iHit || iMiss ){
-      oputf("Bloom filter bypass taken:           %d/%d\n", iHit, iHit+iMiss);
+      sqlite3_fprintf(out,
+           "Bloom filter bypass taken:           %d/%d\n", iHit, iHit+iMiss);
     }
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_VM_STEP, bReset);
-    oputf("Virtual Machine Steps:               %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Virtual Machine Steps:               %d\n", iCur);
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_REPREPARE,bReset);
-    oputf("Reprepare operations:                %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Reprepare operations:                %d\n", iCur);
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_RUN, bReset);
-    oputf("Number of times run:                 %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Number of times run:                 %d\n", iCur);
     iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_MEMUSED, bReset);
-    oputf("Memory used by prepared stmt:        %d\n", iCur);
+    sqlite3_fprintf(out,
+           "Memory used by prepared stmt:        %d\n", iCur);
   }
 
 #ifdef __linux__
-  displayLinuxIoStats();
+  displayLinuxIoStats(pArg->out);
 #endif
 
   /* Do not remove this machine readable comment: extra-stats-output-here */
@@ -3781,17 +3800,17 @@ static void bind_prepared_stmt(ShellState *pArg, sqlite3_stmt *pStmt){
 /* Draw horizontal line N characters long using unicode box
 ** characters
 */
-static void print_box_line(int N){
+static void print_box_line(FILE *out, int N){
   const char zDash[] =
       BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24
       BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24 BOX_24;
   const int nDash = sizeof(zDash) - 1;
   N *= 3;
   while( N>nDash ){
-    oputz(zDash);
+    sqlite3_fputs(zDash, out);
     N -= nDash;
   }
-  oputf("%.*s", N, zDash);
+  sqlite3_fprintf(out, "%.*s", N, zDash);
 }
 
 /*
@@ -3806,15 +3825,15 @@ static void print_box_row_separator(
 ){
   int i;
   if( nArg>0 ){
-    oputz(zSep1);
-    print_box_line(p->actualWidth[0]+2);
+    sqlite3_fputs(zSep1, p->out);
+    print_box_line(p->out, p->actualWidth[0]+2);
     for(i=1; i<nArg; i++){
-      oputz(zSep2);
-      print_box_line(p->actualWidth[i]+2);
+      sqlite3_fputs(zSep2, p->out);
+      print_box_line(p->out, p->actualWidth[i]+2);
     }
-    oputz(zSep3);
+    sqlite3_fputs(zSep3, p->out);
   }
-  oputz("\n");
+  sqlite3_fputs("\n", p->out);
 }
 
 /*
@@ -4095,12 +4114,12 @@ static void exec_prepared_stmt_columnar(
         for(i=0; i<nColumn; i++){
           w = p->actualWidth[i];
           if( p->colWidth[i]<0 ) w = -w;
-          utf8_width_print(w, azData[i]);
-          fputs(i==nColumn-1?"\n":"  ", p->out);
+          utf8_width_print(p->out, w, azData[i]);
+          sqlite3_fputs(i==nColumn-1?"\n":"  ", p->out);
         }
         for(i=0; i<nColumn; i++){
-          print_dashes(p->actualWidth[i]);
-          fputs(i==nColumn-1?"\n":"  ", p->out);
+          print_dashes(p->out, p->actualWidth[i]);
+          sqlite3_fputs(i==nColumn-1?"\n":"  ", p->out);
         }
       }
       break;
@@ -4109,12 +4128,13 @@ static void exec_prepared_stmt_columnar(
       colSep = " | ";
       rowSep = " |\n";
       print_row_separator(p, nColumn, "+");
-      fputs("| ", p->out);
+      sqlite3_fputs("| ", p->out);
       for(i=0; i<nColumn; i++){
         w = p->actualWidth[i];
         n = strlenChar(azData[i]);
-        oputf("%*s%s%*s", (w-n)/2, "", azData[i], (w-n+1)/2, "");
-        oputz(i==nColumn-1?" |\n":" | ");
+        sqlite3_fprintf(p->out, "%*s%s%*s", (w-n)/2, "",
+                        azData[i], (w-n+1)/2, "");
+        sqlite3_fputs(i==nColumn-1?" |\n":" | ", p->out);
       }
       print_row_separator(p, nColumn, "+");
       break;
@@ -4122,12 +4142,13 @@ static void exec_prepared_stmt_columnar(
     case MODE_Markdown: {
       colSep = " | ";
       rowSep = " |\n";
-      fputs("| ", p->out);
+      sqlite3_fputs("| ", p->out);
       for(i=0; i<nColumn; i++){
         w = p->actualWidth[i];
         n = strlenChar(azData[i]);
-        oputf("%*s%s%*s", (w-n)/2, "", azData[i], (w-n+1)/2, "");
-        oputz(i==nColumn-1?" |\n":" | ");
+        sqlite3_fprintf(p->out, "%*s%s%*s", (w-n)/2, "",
+                        azData[i], (w-n+1)/2, "");
+        sqlite3_fputs(i==nColumn-1?" |\n":" | ", p->out);
       }
       print_row_separator(p, nColumn, "|");
       break;
@@ -4136,11 +4157,11 @@ static void exec_prepared_stmt_columnar(
       colSep = " " BOX_13 " ";
       rowSep = " " BOX_13 "\n";
       print_box_row_separator(p, nColumn, BOX_23, BOX_234, BOX_34);
-      oputz(BOX_13 " ");
+      sqlite3_fputs(BOX_13 " ", p->out);
       for(i=0; i<nColumn; i++){
         w = p->actualWidth[i];
         n = strlenChar(azData[i]);
-        oputf("%*s%s%*s%s",
+        sqlite3_fprintf(p->out, "%*s%s%*s%s",
               (w-n)/2, "", azData[i], (w-n+1)/2, "",
               i==nColumn-1?" "BOX_13"\n":" "BOX_13" ");
       }
@@ -4150,28 +4171,28 @@ static void exec_prepared_stmt_columnar(
   }
   for(i=nColumn, j=0; i<nTotal; i++, j++){
     if( j==0 && p->cMode!=MODE_Column ){
-      oputz(p->cMode==MODE_Box?BOX_13" ":"| ");
+      sqlite3_fputs(p->cMode==MODE_Box?BOX_13" ":"| ", p->out);
     }
     z = azData[i];
     if( z==0 ) z = p->nullValue;
     w = p->actualWidth[j];
     if( p->colWidth[j]<0 ) w = -w;
-    utf8_width_print(w, z);
+    utf8_width_print(p->out, w, z);
     if( j==nColumn-1 ){
-      oputz(rowSep);
+      sqlite3_fputs(rowSep, p->out);
       if( bMultiLineRowExists && abRowDiv[i/nColumn-1] && i+1<nTotal ){
         if( p->cMode==MODE_Table ){
           print_row_separator(p, nColumn, "+");
         }else if( p->cMode==MODE_Box ){
           print_box_row_separator(p, nColumn, BOX_123, BOX_1234, BOX_134);
         }else if( p->cMode==MODE_Column ){
-          oputz("\n");
+          sqlite3_fputs("\n", p->out);
         }
       }
       j = -1;
       if( seenInterrupt ) goto columnar_end;
     }else{
-      oputz(colSep);
+      sqlite3_fputs(colSep, p->out);
     }
   }
   if( p->cMode==MODE_Table ){
@@ -4181,7 +4202,7 @@ static void exec_prepared_stmt_columnar(
   }
 columnar_end:
   if( seenInterrupt ){
-    oputz("Interrupt\n");
+    sqlite3_fputs("Interrupt\n", p->out);
   }
   nData = (nRow+1)*nColumn;
   for(i=0; i<nData; i++){
@@ -4268,7 +4289,9 @@ static void exec_prepared_stmt(
       } while( SQLITE_ROW == rc );
       sqlite3_free(pData);
       if( pArg->cMode==MODE_Json ){
-        fputs("]\n", pArg->out);
+        sqlite3_fputs("]\n", pArg->out);
+      }else if( pArg->cMode==MODE_Www ){
+        sqlite3_fputs("</TABLE>\n<PRE>\n", pArg->out);
       }else if( pArg->cMode==MODE_Count ){
         char zBuf[200];
         sqlite3_snprintf(sizeof(zBuf), zBuf, "%llu row%s\n",
@@ -4317,6 +4340,7 @@ static int expertFinish(
 ){
   int rc = SQLITE_OK;
   sqlite3expert *p = pState->expert.pExpert;
+  FILE *out = pState->out;
   assert( p );
   assert( bCancel || pzErr==0 || *pzErr==0 );
   if( bCancel==0 ){
@@ -4329,8 +4353,8 @@ static int expertFinish(
 
       if( bVerbose ){
         const char *zCand = sqlite3_expert_report(p,0,EXPERT_REPORT_CANDIDATES);
-        oputz("-- Candidates -----------------------------\n");
-        oputf("%s\n", zCand);
+        sqlite3_fputs("-- Candidates -----------------------------\n", out);
+        sqlite3_fprintf(out, "%s\n", zCand);
       }
       for(i=0; i<nQuery; i++){
         const char *zSql = sqlite3_expert_report(p, i, EXPERT_REPORT_SQL);
@@ -4338,11 +4362,12 @@ static int expertFinish(
         const char *zEQP = sqlite3_expert_report(p, i, EXPERT_REPORT_PLAN);
         if( zIdx==0 ) zIdx = "(no new indexes)\n";
         if( bVerbose ){
-          oputf("-- Query %d --------------------------------\n",i+1);
-          oputf("%s\n\n", zSql);
+          sqlite3_fprintf(out,
+              "-- Query %d --------------------------------\n"
+              "%s\n\n"
+              ,i+1, zSql);
         }
-        oputf("%s\n", zIdx);
-        oputf("%s\n", zEQP);
+        sqlite3_fprintf(out, "%s\n%s\n", zIdx, zEQP);
       }
     }
   }
@@ -4377,18 +4402,18 @@ static int expertDotCommand(
     }
     else if( n>=2 && 0==cli_strncmp(z, "-sample", n) ){
       if( i==(nArg-1) ){
-        eputf("option requires an argument: %s\n", z);
+        sqlite3_fprintf(stderr, "option requires an argument: %s\n", z);
         rc = SQLITE_ERROR;
       }else{
         iSample = (int)integerValue(azArg[++i]);
         if( iSample<0 || iSample>100 ){
-          eputf("value out of range: %s\n", azArg[i]);
+          sqlite3_fprintf(stderr,"value out of range: %s\n", azArg[i]);
           rc = SQLITE_ERROR;
         }
       }
     }
     else{
-      eputf("unknown option: %s\n", z);
+      sqlite3_fprintf(stderr,"unknown option: %s\n", z);
       rc = SQLITE_ERROR;
     }
   }
@@ -4396,7 +4421,8 @@ static int expertDotCommand(
   if( rc==SQLITE_OK ){
     pState->expert.pExpert = sqlite3_expert_new(pState->db, &zErr);
     if( pState->expert.pExpert==0 ){
-      eputf("sqlite3_expert_new: %s\n", zErr ? zErr : "out of memory");
+      sqlite3_fprintf(stderr,
+          "sqlite3_expert_new: %s\n", zErr ? zErr : "out of memory");
       rc = SQLITE_ERROR;
     }else{
       sqlite3_expert_config(
@@ -4725,9 +4751,9 @@ static int dump_callback(void *pArg, int nArg, char **azArg, char **azNotUsed){
   noSys    = (p->shellFlgs & SHFLG_DumpNoSys)!=0;
 
   if( cli_strcmp(zTable, "sqlite_sequence")==0 && !noSys ){
-    if( !dataOnly ) oputz("DELETE FROM sqlite_sequence;\n");
+    if( !dataOnly ) sqlite3_fputs("DELETE FROM sqlite_sequence;\n", p->out);
   }else if( sqlite3_strglob("sqlite_stat?", zTable)==0 && !noSys ){
-    if( !dataOnly ) oputz("ANALYZE sqlite_schema;\n");
+    if( !dataOnly ) sqlite3_fputs("ANALYZE sqlite_schema;\n", p->out);
   }else if( cli_strncmp(zTable, "sqlite_", 7)==0 ){
     return 0;
   }else if( dataOnly ){
@@ -4735,7 +4761,7 @@ static int dump_callback(void *pArg, int nArg, char **azArg, char **azNotUsed){
   }else if( cli_strncmp(zSql, "CREATE VIRTUAL TABLE", 20)==0 ){
     char *zIns;
     if( !p->writableSchema ){
-      oputz("PRAGMA writable_schema=ON;\n");
+      sqlite3_fputs("PRAGMA writable_schema=ON;\n", p->out);
       p->writableSchema = 1;
     }
     zIns = sqlite3_mprintf(
@@ -4743,11 +4769,11 @@ static int dump_callback(void *pArg, int nArg, char **azArg, char **azNotUsed){
        "VALUES('table','%q','%q',0,'%q');",
        zTable, zTable, zSql);
     shell_check_oom(zIns);
-    oputf("%s\n", zIns);
+    sqlite3_fprintf(p->out, "%s\n", zIns);
     sqlite3_free(zIns);
     return 0;
   }else{
-    printSchemaLine(zSql, ";\n");
+    printSchemaLine(p->out, zSql, ";\n");
   }
 
   if( cli_strcmp(zType, "table")==0 ){
@@ -4805,7 +4831,7 @@ static int dump_callback(void *pArg, int nArg, char **azArg, char **azNotUsed){
     p->mode = p->cMode = MODE_Insert;
     rc = shell_exec(p, sSelect.z, 0);
     if( (rc&0xff)==SQLITE_CORRUPT ){
-      oputz("/****** CORRUPTION ERROR *******/\n");
+      sqlite3_fputs("/****** CORRUPTION ERROR *******/\n", p->out);
       toggleSelectOrder(p->db);
       shell_exec(p, sSelect.z, 0);
       toggleSelectOrder(p->db);
@@ -4836,9 +4862,9 @@ static int run_schema_dump_query(
   if( rc==SQLITE_CORRUPT ){
     char *zQ2;
     int len = strlen30(zQuery);
-    oputz("/****** CORRUPTION ERROR *******/\n");
+    sqlite3_fputs("/****** CORRUPTION ERROR *******/\n", p->out);
     if( zErr ){
-      oputf("/****** %s ******/\n", zErr);
+      sqlite3_fprintf(p->out, "/****** %s ******/\n", zErr);
       sqlite3_free(zErr);
       zErr = 0;
     }
@@ -4847,7 +4873,7 @@ static int run_schema_dump_query(
     sqlite3_snprintf(len+100, zQ2, "%s ORDER BY rowid DESC", zQuery);
     rc = sqlite3_exec(p->db, zQ2, dump_callback, p, &zErr);
     if( rc ){
-      oputf("/****** ERROR: %s ******/\n", zErr);
+      sqlite3_fprintf(p->out, "/****** ERROR: %s ******/\n", zErr);
     }else{
       rc = SQLITE_CORRUPT;
     }
@@ -4910,9 +4936,10 @@ static const char *(azHelp[]) = {
   ".clone NEWDB             Clone data into NEWDB from the existing database",
 #endif
   ".connection [close] [#]  Open or close an auxiliary database connection",
-#if defined(_WIN32) || defined(WIN32)
+#if defined(_WIN32) && !defined(SQLITE_U8TEXT_ONLY) \
+                    && !defined(SQLITE_U8TEXT_STDIO)
   ".crnl on|off             Translate \\n to \\r\\n.  Default ON",
-#endif
+#endif /* _WIN32 && U8TEXT_ONLY && U8TEXT_STDIO */
   ".databases               List names and files of attached databases",
   ".dbconfig ?op? ?val?     List or change sqlite3_db_config() options",
 #if SQLITE_SHELL_HAVE_RECOVER
@@ -5018,9 +5045,11 @@ static const char *(azHelp[]) = {
 #ifndef SQLITE_SHELL_FIDDLE
   ".once ?OPTIONS? ?FILE?   Output for the next SQL command only to FILE",
   "     If FILE begins with '|' then open as a pipe",
-  "       --bom  Put a UTF8 byte-order mark at the beginning",
-  "       -e     Send output to the system text editor",
-  "       -x     Send output as CSV to a spreadsheet (same as \".excel\")",
+  "       --bom    Put a UTF8 byte-order mark at the beginning",
+  "       -e       Send output to the system text editor",
+  "       --plain  Use text/plain output instead of HTML for -w option",
+  "       -w       Send output as HTML to a web browser (same as \".www\")",
+  "       -x       Send output as CSV to a spreadsheet (same as \".excel\")",
   /* Note that .open is (partially) available in WASM builds but is
   ** currently only intended to be used by the fiddle tool, not
   ** end users, so is "undocumented." */
@@ -5043,6 +5072,8 @@ static const char *(azHelp[]) = {
   "   Options:",
   "     --bom                 Prefix output with a UTF8 byte-order mark",
   "     -e                    Send output to the system text editor",
+  "     --plain               Use text/plain for -w option",
+  "     -w                    Send output to a web browser",
   "     -x                    Send output as CSV to a spreadsheet",
 #endif
   ".parameter CMD ...       Manage SQL parameter bindings",
@@ -5156,6 +5187,10 @@ static const char *(azHelp[]) = {
   ".vfsname ?AUX?           Print the name of the VFS stack",
   ".width NUM1 NUM2 ...     Set minimum column widths for columnar output",
   "     Negative values right-justify",
+#ifndef SQLITE_SHELL_FIDDLE
+  ".www                     Display output of the next command in web browser",
+  "    --plain                 Show results as text/plain, not as HTML",
+#endif
 };
 
 /*
@@ -5204,10 +5239,10 @@ static int showHelp(FILE *out, const char *zPattern){
       }
       if( ((hw^hh)&HH_Undoc)==0 ){
         if( (hh&HH_Summary)!=0 ){
-          sputf(out, ".%s\n", azHelp[i]+1);
+          sqlite3_fprintf(out, ".%s\n", azHelp[i]+1);
           ++n;
         }else if( (hw&HW_SummaryOnly)==0 ){
-          sputf(out, "%s\n", azHelp[i]);
+          sqlite3_fprintf(out, "%s\n", azHelp[i]);
         }
       }
     }
@@ -5217,7 +5252,7 @@ static int showHelp(FILE *out, const char *zPattern){
     shell_check_oom(zPat);
     for(i=0; i<ArraySize(azHelp); i++){
       if( sqlite3_strglob(zPat, azHelp[i])==0 ){
-        sputf(out, "%s\n", azHelp[i]);
+        sqlite3_fprintf(out, "%s\n", azHelp[i]);
         j = i+1;
         n++;
       }
@@ -5228,7 +5263,7 @@ static int showHelp(FILE *out, const char *zPattern){
         /* when zPattern is a prefix of exactly one command, then include
         ** the details of that command, which should begin at offset j */
         while( j<ArraySize(azHelp)-1 && azHelp[j][0]==' ' ){
-          sputf(out, "%s\n", azHelp[j]);
+          sqlite3_fprintf(out, "%s\n", azHelp[j]);
           j++;
         }
       }
@@ -5245,10 +5280,10 @@ static int showHelp(FILE *out, const char *zPattern){
       }
       if( azHelp[i][0]=='.' ) j = i;
       if( sqlite3_strlike(zPat, azHelp[i], 0)==0 ){
-        sputf(out, "%s\n", azHelp[j]);
+        sqlite3_fprintf(out, "%s\n", azHelp[j]);
         while( j<ArraySize(azHelp)-1 && azHelp[j+1][0]==' ' ){
           j++;
-          sputf(out, "%s\n", azHelp[j]);
+          sqlite3_fprintf(out, "%s\n", azHelp[j]);
         }
         i = j;
         n++;
@@ -5278,7 +5313,7 @@ static int process_input(ShellState *p);
 ** is undefined in this case.
 */
 static char *readFile(const char *zName, int *pnByte){
-  FILE *in = fopen(zName, "rb");
+  FILE *in = sqlite3_fopen(zName, "rb");
   long nIn;
   size_t nRead;
   char *pBuf;
@@ -5286,7 +5321,7 @@ static char *readFile(const char *zName, int *pnByte){
   if( in==0 ) return 0;
   rc = fseek(in, 0, SEEK_END);
   if( rc!=0 ){
-    eputf("Error: '%s' not seekable\n", zName);
+    sqlite3_fprintf(stderr,"Error: '%s' not seekable\n", zName);
     fclose(in);
     return 0;
   }
@@ -5294,7 +5329,7 @@ static char *readFile(const char *zName, int *pnByte){
   rewind(in);
   pBuf = sqlite3_malloc64( nIn+1 );
   if( pBuf==0 ){
-    eputz("Error: out of memory\n");
+    sqlite3_fputs("Error: out of memory\n", stderr);
     fclose(in);
     return 0;
   }
@@ -5302,7 +5337,7 @@ static char *readFile(const char *zName, int *pnByte){
   fclose(in);
   if( nRead!=1 ){
     sqlite3_free(pBuf);
-    eputf("Error: cannot read '%s'\n", zName);
+    sqlite3_fprintf(stderr,"Error: cannot read '%s'\n", zName);
     return 0;
   }
   pBuf[nIn] = 0;
@@ -5368,7 +5403,7 @@ static int session_filter(void *pCtx, const char *zTab){
 ** the type cannot be determined from content.
 */
 int deduceDatabaseType(const char *zName, int dfltZip){
-  FILE *f = fopen(zName, "rb");
+  FILE *f = sqlite3_fopen(zName, "rb");
   size_t n;
   int rc = SHELL_OPEN_UNSPEC;
   char zBuf[100];
@@ -5421,9 +5456,9 @@ static unsigned char *readHexDb(ShellState *p, int *pnData){
   unsigned int x[16];
   char zLine[1000];
   if( zDbFilename ){
-    in = fopen(zDbFilename, "r");
+    in = sqlite3_fopen(zDbFilename, "r");
     if( in==0 ){
-      eputf("cannot open \"%s\" for reading\n", zDbFilename);
+      sqlite3_fprintf(stderr,"cannot open \"%s\" for reading\n", zDbFilename);
       return 0;
     }
     nLine = 0;
@@ -5434,7 +5469,7 @@ static unsigned char *readHexDb(ShellState *p, int *pnData){
   }
   *pnData = 0;
   nLine++;
-  if( fgets(zLine, sizeof(zLine), in)==0 ) goto readHexDb_error;
+  if( sqlite3_fgets(zLine, sizeof(zLine), in)==0 ) goto readHexDb_error;
   rc = sscanf(zLine, "| size %d pagesize %d", &n, &pgsz);
   if( rc!=2 ) goto readHexDb_error;
   if( n<0 ) goto readHexDb_error;
@@ -5444,10 +5479,10 @@ static unsigned char *readHexDb(ShellState *p, int *pnData){
   shell_check_oom(a);
   memset(a, 0, n);
   if( pgsz<512 || pgsz>65536 || (pgsz & (pgsz-1))!=0 ){
-    eputz("invalid pagesize\n");
+    sqlite3_fputs("invalid pagesize\n", stderr);
     goto readHexDb_error;
   }
-  for(nLine++; fgets(zLine, sizeof(zLine), in)!=0; nLine++){
+  for(nLine++; sqlite3_fgets(zLine, sizeof(zLine), in)!=0; nLine++){
     rc = sscanf(zLine, "| page %d offset %d", &j, &k);
     if( rc==2 ){
       iOffset = k;
@@ -5479,14 +5514,14 @@ readHexDb_error:
   if( in!=p->in ){
     fclose(in);
   }else{
-    while( fgets(zLine, sizeof(zLine), p->in)!=0 ){
+    while( sqlite3_fgets(zLine, sizeof(zLine), p->in)!=0 ){
       nLine++;
       if(cli_strncmp(zLine, "| end ", 6)==0 ) break;
     }
     p->lineno = nLine;
   }
   sqlite3_free(a);
-  eputf("Error on line %d of --hexdb input\n", nLine);
+  sqlite3_fprintf(stderr,"Error on line %d of --hexdb input\n", nLine);
   return 0;
 }
 #endif /* SQLITE_OMIT_DESERIALIZE */
@@ -5561,7 +5596,7 @@ static void open_db(ShellState *p, int openFlags){
       }
     }
     if( p->db==0 || SQLITE_OK!=sqlite3_errcode(p->db) ){
-      eputf("Error: unable to open database \"%s\": %s\n",
+      sqlite3_fprintf(stderr,"Error: unable to open database \"%s\": %s\n",
             zDbFilename, sqlite3_errmsg(p->db));
       if( (openFlags & OPEN_DB_KEEPALIVE)==0 ){
         exit(1);
@@ -5569,10 +5604,12 @@ static void open_db(ShellState *p, int openFlags){
       sqlite3_close(p->db);
       sqlite3_open(":memory:", &p->db);
       if( p->db==0 || SQLITE_OK!=sqlite3_errcode(p->db) ){
-        eputz("Also: unable to open substitute in-memory database.\n");
+        sqlite3_fputs("Also: unable to open substitute in-memory database.\n",
+                      stderr);
         exit(1);
       }else{
-        eputf("Notice: using substitute in-memory database instead of \"%s\"\n",
+        sqlite3_fprintf(stderr,
+              "Notice: using substitute in-memory database instead of \"%s\"\n",
               zDbFilename);
       }
     }
@@ -5684,7 +5721,7 @@ static void open_db(ShellState *p, int openFlags){
                    SQLITE_DESERIALIZE_RESIZEABLE |
                    SQLITE_DESERIALIZE_FREEONCLOSE);
       if( rc ){
-        eputf("Error: sqlite3_deserialize() returns %d\n", rc);
+        sqlite3_fprintf(stderr,"Error: sqlite3_deserialize() returns %d\n", rc);
       }
       if( p->szMax>0 ){
         sqlite3_file_control(p->db, "main", SQLITE_FCNTL_SIZE_LIMIT, &p->szMax);
@@ -5708,7 +5745,8 @@ static void open_db(ShellState *p, int openFlags){
 void close_db(sqlite3 *db){
   int rc = sqlite3_close(db);
   if( rc ){
-    eputf("Error: sqlite3_close() returns %d: %s\n", rc, sqlite3_errmsg(db));
+    sqlite3_fprintf(stderr,
+        "Error: sqlite3_close() returns %d: %s\n", rc, sqlite3_errmsg(db));
   }
 }
 
@@ -5872,7 +5910,8 @@ static int booleanValue(const char *zArg){
   if( sqlite3_stricmp(zArg, "off")==0 || sqlite3_stricmp(zArg,"no")==0 ){
     return 0;
   }
-  eputf("ERROR: Not a boolean value: \"%s\". Assuming \"no\".\n", zArg);
+  sqlite3_fprintf(stderr,
+       "ERROR: Not a boolean value: \"%s\". Assuming \"no\".\n", zArg);
   return 0;
 }
 
@@ -5908,9 +5947,9 @@ static FILE *output_file_open(const char *zFile, int bTextMode){
   }else if( cli_strcmp(zFile, "off")==0 ){
     f = 0;
   }else{
-    f = fopen(zFile, bTextMode ? "w" : "wb");
+    f = sqlite3_fopen(zFile, bTextMode ? "w" : "wb");
     if( f==0 ){
-      eputf("Error: cannot open \"%s\"\n", zFile);
+      sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", zFile);
     }
   }
   return f;
@@ -5963,12 +6002,13 @@ static int sql_trace_callback(
   switch( mType ){
     case SQLITE_TRACE_ROW:
     case SQLITE_TRACE_STMT: {
-      sputf(p->traceOut, "%.*s;\n", (int)nSql, zSql);
+      sqlite3_fprintf(p->traceOut, "%.*s;\n", (int)nSql, zSql);
       break;
     }
     case SQLITE_TRACE_PROFILE: {
       sqlite3_int64 nNanosec = pX ? *(sqlite3_int64*)pX : 0;
-      sputf(p->traceOut, "%.*s; -- %lld ns\n", (int)nSql, zSql, nNanosec);
+      sqlite3_fprintf(p->traceOut,
+                      "%.*s; -- %lld ns\n", (int)nSql, zSql, nNanosec);
       break;
     }
   }
@@ -6075,10 +6115,11 @@ static char *SQLITE_CDECL csv_read_one_field(ImportCtx *p){
         break;
       }
       if( pc==cQuote && c!='\r' ){
-        eputf("%s:%d: unescaped %c character\n", p->zFile, p->nLine, cQuote);
+        sqlite3_fprintf(stderr,"%s:%d: unescaped %c character\n", 
+                        p->zFile, p->nLine, cQuote);
       }
       if( c==EOF ){
-        eputf("%s:%d: unterminated %c-quoted field\n",
+        sqlite3_fprintf(stderr,"%s:%d: unterminated %c-quoted field\n",
               p->zFile, startLine, cQuote);
         p->cTerm = c;
         break;
@@ -6177,7 +6218,7 @@ static void tryToCloneData(
   shell_check_oom(zQuery);
   rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
   if( rc ){
-    eputf("Error %d: %s on [%s]\n",
+    sqlite3_fprintf(stderr,"Error %d: %s on [%s]\n",
           sqlite3_extended_errcode(p->db), sqlite3_errmsg(p->db), zQuery);
     goto end_data_xfer;
   }
@@ -6194,7 +6235,7 @@ static void tryToCloneData(
   memcpy(zInsert+i, ");", 3);
   rc = sqlite3_prepare_v2(newDb, zInsert, -1, &pInsert, 0);
   if( rc ){
-    eputf("Error %d: %s on [%s]\n",
+    sqlite3_fprintf(stderr,"Error %d: %s on [%s]\n",
           sqlite3_extended_errcode(newDb), sqlite3_errmsg(newDb), zInsert);
     goto end_data_xfer;
   }
@@ -6230,7 +6271,7 @@ static void tryToCloneData(
       } /* End for */
       rc = sqlite3_step(pInsert);
       if( rc!=SQLITE_OK && rc!=SQLITE_ROW && rc!=SQLITE_DONE ){
-        eputf("Error %d: %s\n",
+        sqlite3_fprintf(stderr,"Error %d: %s\n",
               sqlite3_extended_errcode(newDb), sqlite3_errmsg(newDb));
       }
       sqlite3_reset(pInsert);
@@ -6248,7 +6289,7 @@ static void tryToCloneData(
     shell_check_oom(zQuery);
     rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
     if( rc ){
-      eputf("Warning: cannot step \"%s\" backwards", zTable);
+      sqlite3_fprintf(stderr,"Warning: cannot step \"%s\" backwards", zTable);
       break;
     }
   } /* End for(k=0...) */
@@ -6285,7 +6326,8 @@ static void tryToCloneSchema(
   shell_check_oom(zQuery);
   rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
   if( rc ){
-    eputf("Error: (%d) %s on [%s]\n", sqlite3_extended_errcode(p->db),
+    sqlite3_fprintf(stderr,
+          "Error: (%d) %s on [%s]\n", sqlite3_extended_errcode(p->db),
           sqlite3_errmsg(p->db), zQuery);
     goto end_schema_xfer;
   }
@@ -6294,10 +6336,10 @@ static void tryToCloneSchema(
     zSql = sqlite3_column_text(pQuery, 1);
     if( zName==0 || zSql==0 ) continue;
     if( sqlite3_stricmp((char*)zName, "sqlite_sequence")!=0 ){
-      sputf(stdout, "%s... ", zName); fflush(stdout);
+      sqlite3_fprintf(stdout, "%s... ", zName); fflush(stdout);
       sqlite3_exec(newDb, (const char*)zSql, 0, 0, &zErrMsg);
       if( zErrMsg ){
-        eputf("Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
+        sqlite3_fprintf(stderr,"Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
         sqlite3_free(zErrMsg);
         zErrMsg = 0;
       }
@@ -6315,7 +6357,7 @@ static void tryToCloneSchema(
     shell_check_oom(zQuery);
     rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
     if( rc ){
-      eputf("Error: (%d) %s on [%s]\n",
+      sqlite3_fprintf(stderr,"Error: (%d) %s on [%s]\n",
             sqlite3_extended_errcode(p->db), sqlite3_errmsg(p->db), zQuery);
       goto end_schema_xfer;
     }
@@ -6324,10 +6366,10 @@ static void tryToCloneSchema(
       zSql = sqlite3_column_text(pQuery, 1);
       if( zName==0 || zSql==0 ) continue;
       if( sqlite3_stricmp((char*)zName, "sqlite_sequence")==0 ) continue;
-      sputf(stdout, "%s... ", zName); fflush(stdout);
+      sqlite3_fprintf(stdout, "%s... ", zName); fflush(stdout);
       sqlite3_exec(newDb, (const char*)zSql, 0, 0, &zErrMsg);
       if( zErrMsg ){
-        eputf("Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
+        sqlite3_fprintf(stderr,"Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
         sqlite3_free(zErrMsg);
         zErrMsg = 0;
       }
@@ -6351,12 +6393,13 @@ static void tryToClone(ShellState *p, const char *zNewDb){
   int rc;
   sqlite3 *newDb = 0;
   if( access(zNewDb,0)==0 ){
-    eputf("File \"%s\" already exists.\n", zNewDb);
+    sqlite3_fprintf(stderr,"File \"%s\" already exists.\n", zNewDb);
     return;
   }
   rc = sqlite3_open(zNewDb, &newDb);
   if( rc ){
-    eputf("Cannot create output database: %s\n", sqlite3_errmsg(newDb));
+    sqlite3_fprintf(stderr,
+        "Cannot create output database: %s\n", sqlite3_errmsg(newDb));
   }else{
     sqlite3_exec(p->db, "PRAGMA writable_schema=ON;", 0, 0, 0);
     sqlite3_exec(newDb, "BEGIN EXCLUSIVE;", 0, 0, 0);
@@ -6373,10 +6416,17 @@ static void tryToClone(ShellState *p, const char *zNewDb){
 ** Change the output stream (file or pipe or console) to something else.
 */
 static void output_redir(ShellState *p, FILE *pfNew){
-  if( p->out != stdout ) eputz("Output already redirected.\n");
-  else{
+  if( p->out != stdout ){
+    sqlite3_fputs("Output already redirected.\n", stderr);
+  }else{
     p->out = pfNew;
-    setOutputStream(pfNew);
+    if( p->mode==MODE_Www ){
+      sqlite3_fputs(
+        "<!DOCTYPE html>\n"
+        "<HTML><BODY><PRE>\n",
+        p->out
+      );
+    }
   }
 }
 
@@ -6393,6 +6443,9 @@ static void output_reset(ShellState *p){
     pclose(p->out);
 #endif
   }else{
+    if( p->mode==MODE_Www ){
+      sqlite3_fputs("</PRE></BODY></HTML>\n", p->out);
+    }
     output_file_close(p->out);
 #ifndef SQLITE_NOHAVE_SYSTEM
     if( p->doXdgOpen ){
@@ -6407,7 +6460,7 @@ static void output_reset(ShellState *p){
       char *zCmd;
       zCmd = sqlite3_mprintf("%s %s", zXdgOpenCmd, p->zTempFile);
       if( system(zCmd) ){
-        eputf("Failed: [%s]\n", zCmd);
+        sqlite3_fprintf(stderr,"Failed: [%s]\n", zCmd);
       }else{
         /* Give the start/open/xdg-open command some time to get
         ** going before we continue, and potential delete the
@@ -6422,7 +6475,6 @@ static void output_reset(ShellState *p){
   }
   p->outfile[0] = 0;
   p->out = stdout;
-  setOutputStream(stdout);
 }
 #else
 # define output_redir(SS,pfO)
@@ -6498,7 +6550,7 @@ static int shell_dbinfo_command(ShellState *p, int nArg, char **azArg){
              "SELECT data FROM sqlite_dbpage(?1) WHERE pgno=1",
              -1, &pStmt, 0);
   if( rc ){
-    eputf("error: %s\n", sqlite3_errmsg(p->db));
+    sqlite3_fprintf(stderr,"error: %s\n", sqlite3_errmsg(p->db));
     sqlite3_finalize(pStmt);
     return 1;
   }
@@ -6511,28 +6563,28 @@ static int shell_dbinfo_command(ShellState *p, int nArg, char **azArg){
     memcpy(aHdr, pb, 100);
     sqlite3_finalize(pStmt);
   }else{
-    eputz("unable to read database header\n");
+    sqlite3_fputs("unable to read database header\n", stderr);
     sqlite3_finalize(pStmt);
     return 1;
   }
   i = get2byteInt(aHdr+16);
   if( i==1 ) i = 65536;
-  oputf("%-20s %d\n", "database page size:", i);
-  oputf("%-20s %d\n", "write format:", aHdr[18]);
-  oputf("%-20s %d\n", "read format:", aHdr[19]);
-  oputf("%-20s %d\n", "reserved bytes:", aHdr[20]);
+  sqlite3_fprintf(p->out, "%-20s %d\n", "database page size:", i);
+  sqlite3_fprintf(p->out, "%-20s %d\n", "write format:", aHdr[18]);
+  sqlite3_fprintf(p->out, "%-20s %d\n", "read format:", aHdr[19]);
+  sqlite3_fprintf(p->out, "%-20s %d\n", "reserved bytes:", aHdr[20]);
   for(i=0; i<ArraySize(aField); i++){
     int ofst = aField[i].ofst;
     unsigned int val = get4byteInt(aHdr + ofst);
-    oputf("%-20s %u", aField[i].zName, val);
+    sqlite3_fprintf(p->out, "%-20s %u", aField[i].zName, val);
     switch( ofst ){
       case 56: {
-        if( val==1 ) oputz(" (utf8)");
-        if( val==2 ) oputz(" (utf16le)");
-        if( val==3 ) oputz(" (utf16be)");
+        if( val==1 ) sqlite3_fputs(" (utf8)", p->out);
+        if( val==2 ) sqlite3_fputs(" (utf16le)", p->out);
+        if( val==3 ) sqlite3_fputs(" (utf16be)", p->out);
       }
     }
-    oputz("\n");
+    sqlite3_fputs("\n", p->out);
   }
   if( zDb==0 ){
     zSchemaTab = sqlite3_mprintf("main.sqlite_schema");
@@ -6545,11 +6597,11 @@ static int shell_dbinfo_command(ShellState *p, int nArg, char **azArg){
     char *zSql = sqlite3_mprintf(aQuery[i].zSql, zSchemaTab);
     int val = db_int(p->db, zSql);
     sqlite3_free(zSql);
-    oputf("%-20s %d\n", aQuery[i].zName, val);
+    sqlite3_fprintf(p->out, "%-20s %d\n", aQuery[i].zName, val);
   }
   sqlite3_free(zSchemaTab);
   sqlite3_file_control(p->db, zDb, SQLITE_FCNTL_DATA_VERSION, &iDataVersion);
-  oputf("%-20s %u\n", "data version", iDataVersion);
+  sqlite3_fprintf(p->out, "%-20s %u\n", "data version", iDataVersion);
   return 0;
 }
 #endif /* SQLITE_SHELL_HAVE_RECOVER */
@@ -6558,7 +6610,7 @@ static int shell_dbinfo_command(ShellState *p, int nArg, char **azArg){
 ** Print the given string as an error message.
 */
 static void shellEmitError(const char *zErr){
-  eputf("Error: %s\n", zErr);
+  sqlite3_fprintf(stderr,"Error: %s\n", zErr);
 }
 /*
 ** Print the current sqlite3_errmsg() value to stderr and return 1.
@@ -6805,6 +6857,7 @@ static int lintFkeyIndexes(
   const char *zIndent = "";       /* How much to indent CREATE INDEX by */
   int rc;                         /* Return code */
   sqlite3_stmt *pSql = 0;         /* Compiled version of SQL statement below */
+  FILE *out = pState->out;        /* Send output here */
 
   /*
   ** This SELECT statement returns one row for each foreign key constraint
@@ -6880,7 +6933,8 @@ static int lintFkeyIndexes(
       zIndent = "    ";
     }
     else{
-      eputf("Usage: %s %s ?-verbose? ?-groupbyparent?\n", azArg[0], azArg[1]);
+      sqlite3_fprintf(stderr,
+           "Usage: %s %s ?-verbose? ?-groupbyparent?\n", azArg[0], azArg[1]);
       return SQLITE_ERROR;
     }
   }
@@ -6924,22 +6978,23 @@ static int lintFkeyIndexes(
       if( rc!=SQLITE_OK ) break;
 
       if( res<0 ){
-        eputz("Error: internal error");
+        sqlite3_fputs("Error: internal error", stderr);
         break;
       }else{
         if( bGroupByParent
         && (bVerbose || res==0)
         && (zPrev==0 || sqlite3_stricmp(zParent, zPrev))
         ){
-          oputf("-- Parent table %s\n", zParent);
+          sqlite3_fprintf(out, "-- Parent table %s\n", zParent);
           sqlite3_free(zPrev);
           zPrev = sqlite3_mprintf("%s", zParent);
         }
 
         if( res==0 ){
-          oputf("%s%s --> %s\n", zIndent, zCI, zTarget);
+          sqlite3_fprintf(out, "%s%s --> %s\n", zIndent, zCI, zTarget);
         }else if( bVerbose ){
-          oputf("%s/* no extra indexes required for %s -> %s */\n",
+          sqlite3_fprintf(out,
+                "%s/* no extra indexes required for %s -> %s */\n",
                 zIndent, zFrom, zTarget
           );
         }
@@ -6948,16 +7003,16 @@ static int lintFkeyIndexes(
     sqlite3_free(zPrev);
 
     if( rc!=SQLITE_OK ){
-      eputf("%s\n", sqlite3_errmsg(db));
+      sqlite3_fprintf(stderr,"%s\n", sqlite3_errmsg(db));
     }
 
     rc2 = sqlite3_finalize(pSql);
     if( rc==SQLITE_OK && rc2!=SQLITE_OK ){
       rc = rc2;
-      eputf("%s\n", sqlite3_errmsg(db));
+      sqlite3_fprintf(stderr,"%s\n", sqlite3_errmsg(db));
     }
   }else{
-    eputf("%s\n", sqlite3_errmsg(db));
+    sqlite3_fprintf(stderr,"%s\n", sqlite3_errmsg(db));
   }
 
   return rc;
@@ -6977,9 +7032,9 @@ static int lintDotCommand(
   return lintFkeyIndexes(pState, azArg, nArg);
 
  usage:
-  eputf("Usage %s sub-command ?switches...?\n", azArg[0]);
-  eputz("Where sub-commands are:\n");
-  eputz("    fkey-indexes\n");
+  sqlite3_fprintf(stderr,"Usage %s sub-command ?switches...?\n", azArg[0]);
+  sqlite3_fprintf(stderr, "Where sub-commands are:\n");
+  sqlite3_fprintf(stderr, "    fkey-indexes\n");
   return SQLITE_ERROR;
 }
 
@@ -6993,7 +7048,8 @@ static void shellPrepare(
   if( *pRc==SQLITE_OK ){
     int rc = sqlite3_prepare_v2(db, zSql, -1, ppStmt, 0);
     if( rc!=SQLITE_OK ){
-      eputf("sql error: %s (%d)\n", sqlite3_errmsg(db), sqlite3_errcode(db));
+      sqlite3_fprintf(stderr,
+         "sql error: %s (%d)\n", sqlite3_errmsg(db), sqlite3_errcode(db));
       *pRc = rc;
     }
   }
@@ -7037,7 +7093,7 @@ static void shellFinalize(
     int rc = sqlite3_finalize(pStmt);
     if( *pRc==SQLITE_OK ){
       if( rc!=SQLITE_OK ){
-        eputf("SQL error: %s\n", sqlite3_errmsg(db));
+        sqlite3_fprintf(stderr,"SQL error: %s\n", sqlite3_errmsg(db));
       }
       *pRc = rc;
     }
@@ -7059,7 +7115,7 @@ void shellReset(
   if( *pRc==SQLITE_OK ){
     if( rc!=SQLITE_OK ){
       sqlite3 *db = sqlite3_db_handle(pStmt);
-      eputf("SQL error: %s\n", sqlite3_errmsg(db));
+      sqlite3_fprintf(stderr,"SQL error: %s\n", sqlite3_errmsg(db));
     }
     *pRc = rc;
   }
@@ -7088,6 +7144,7 @@ struct ArCommand {
   const char *zDir;               /* --directory argument, or NULL */
   char **azArg;                   /* Array of command arguments */
   ShellState *p;                  /* Shell state */
+  FILE *out;                      /* Output to this stream */
   sqlite3 *db;                    /* Database containing the archive */
 };
 
@@ -7111,9 +7168,9 @@ static int arErrorMsg(ArCommand *pAr, const char *zFmt, ...){
   va_end(ap);
   shellEmitError(z);
   if( pAr->fromCmdLine ){
-    eputz("Use \"-A\" for more help\n");
+    sqlite3_fputs("Use \"-A\" for more help\n", stderr);
   }else{
-    eputz("Use \".archive --help\" for more help\n");
+    sqlite3_fputs("Use \".archive --help\" for more help\n", stderr);
   }
   sqlite3_free(z);
   return SQLITE_ERROR;
@@ -7213,7 +7270,7 @@ static int arParseCommand(
   struct ArSwitch *pEnd = &aSwitch[nSwitch];
 
   if( nArg<=1 ){
-    eputz("Wrong number of arguments.  Usage:\n");
+    sqlite3_fprintf(stderr, "Wrong number of arguments.  Usage:\n");
     return arUsage(stderr);
   }else{
     char *z = azArg[1];
@@ -7319,7 +7376,7 @@ static int arParseCommand(
     }
   }
   if( pAr->eCmd==0 ){
-    eputz("Required argument missing.  Usage:\n");
+    sqlite3_fprintf(stderr, "Required argument missing.  Usage:\n");
     return arUsage(stderr);
   }
   return SQLITE_OK;
@@ -7362,7 +7419,7 @@ static int arCheckEntries(ArCommand *pAr){
       }
       shellReset(&rc, pTest);
       if( rc==SQLITE_OK && bOk==0 ){
-        eputf("not found in archive: %s\n", z);
+        sqlite3_fprintf(stderr,"not found in archive: %s\n", z);
         rc = SQLITE_ERROR;
       }
     }
@@ -7429,15 +7486,15 @@ static int arListCommand(ArCommand *pAr){
   shellPreparePrintf(pAr->db, &rc, &pSql, zSql, azCols[pAr->bVerbose],
                      pAr->zSrcTable, zWhere);
   if( pAr->bDryRun ){
-    oputf("%s\n", sqlite3_sql(pSql));
+    sqlite3_fprintf(pAr->out, "%s\n", sqlite3_sql(pSql));
   }else{
     while( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pSql) ){
       if( pAr->bVerbose ){
-        oputf("%s % 10d  %s  %s\n",
+        sqlite3_fprintf(pAr->out, "%s % 10d  %s  %s\n",
               sqlite3_column_text(pSql, 0), sqlite3_column_int(pSql, 1),
               sqlite3_column_text(pSql, 2),sqlite3_column_text(pSql, 3));
       }else{
-        oputf("%s\n", sqlite3_column_text(pSql, 0));
+        sqlite3_fprintf(pAr->out, "%s\n", sqlite3_column_text(pSql, 0));
       }
     }
   }
@@ -7464,7 +7521,7 @@ static int arRemoveCommand(ArCommand *pAr){
     zSql = sqlite3_mprintf("DELETE FROM %s WHERE %s;",
                            pAr->zSrcTable, zWhere);
     if( pAr->bDryRun ){
-      oputf("%s\n", zSql);
+      sqlite3_fprintf(pAr->out, "%s\n", zSql);
     }else{
       char *zErr = 0;
       rc = sqlite3_exec(pAr->db, "SAVEPOINT ar;", 0, 0, 0);
@@ -7477,7 +7534,7 @@ static int arRemoveCommand(ArCommand *pAr){
         }
       }
       if( zErr ){
-        sputf(stdout, "ERROR: %s\n", zErr); /* stdout? */
+        sqlite3_fprintf(stdout, "ERROR: %s\n", zErr); /* stdout? */
         sqlite3_free(zErr);
       }
     }
@@ -7541,11 +7598,11 @@ static int arExtractCommand(ArCommand *pAr){
       j = sqlite3_bind_parameter_index(pSql, "$dirOnly");
       sqlite3_bind_int(pSql, j, i);
       if( pAr->bDryRun ){
-        oputf("%s\n", sqlite3_sql(pSql));
+        sqlite3_fprintf(pAr->out, "%s\n", sqlite3_sql(pSql));
       }else{
         while( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pSql) ){
           if( i==0 && pAr->bVerbose ){
-            oputf("%s\n", sqlite3_column_text(pSql, 0));
+            sqlite3_fprintf(pAr->out, "%s\n", sqlite3_column_text(pSql, 0));
           }
         }
       }
@@ -7565,13 +7622,13 @@ static int arExtractCommand(ArCommand *pAr){
 static int arExecSql(ArCommand *pAr, const char *zSql){
   int rc;
   if( pAr->bDryRun ){
-    oputf("%s\n", zSql);
+    sqlite3_fprintf(pAr->out, "%s\n", zSql);
     rc = SQLITE_OK;
   }else{
     char *zErr = 0;
     rc = sqlite3_exec(pAr->db, zSql, 0, 0, &zErr);
     if( zErr ){
-      sputf(stdout, "ERROR: %s\n", zErr);
+      sqlite3_fprintf(stdout, "ERROR: %s\n", zErr);
       sqlite3_free(zErr);
     }
   }
@@ -7720,6 +7777,7 @@ static int arDotCommand(
   if( rc==SQLITE_OK ){
     int eDbType = SHELL_OPEN_UNSPEC;
     cmd.p = pState;
+    cmd.out = pState->out;
     cmd.db = pState->db;
     if( cmd.zFile ){
       eDbType = deduceDatabaseType(cmd.zFile, 1);
@@ -7746,13 +7804,14 @@ static int arDotCommand(
       }
       cmd.db = 0;
       if( cmd.bDryRun ){
-        oputf("-- open database '%s'%s\n", cmd.zFile,
+        sqlite3_fprintf(cmd.out, "-- open database '%s'%s\n", cmd.zFile,
               eDbType==SHELL_OPEN_APPENDVFS ? " using 'apndvfs'" : "");
       }
       rc = sqlite3_open_v2(cmd.zFile, &cmd.db, flags,
              eDbType==SHELL_OPEN_APPENDVFS ? "apndvfs" : 0);
       if( rc!=SQLITE_OK ){
-        eputf("cannot open file: %s (%s)\n", cmd.zFile, sqlite3_errmsg(cmd.db));
+        sqlite3_fprintf(stderr, "cannot open file: %s (%s)\n",
+                        cmd.zFile, sqlite3_errmsg(cmd.db));
         goto end_ar_command;
       }
       sqlite3_fileio_init(cmd.db, 0, 0);
@@ -7765,7 +7824,7 @@ static int arDotCommand(
       if( cmd.eCmd!=AR_CMD_CREATE
        && sqlite3_table_column_metadata(cmd.db,0,"sqlar","name",0,0,0,0,0)
       ){
-        eputz("database does not contain an 'sqlar' table\n");
+        sqlite3_fprintf(stderr, "database does not contain an 'sqlar' table\n");
         rc = SQLITE_ERROR;
         goto end_ar_command;
       }
@@ -7823,7 +7882,7 @@ end_ar_command:
 */
 static int recoverSqlCb(void *pCtx, const char *zSql){
   ShellState *pState = (ShellState*)pCtx;
-  sputf(pState->out, "%s;\n", zSql);
+  sqlite3_fprintf(pState->out, "%s;\n", zSql);
   return SQLITE_OK;
 }
 
@@ -7866,7 +7925,7 @@ static int recoverDatabaseCmd(ShellState *pState, int nArg, char **azArg){
       bRowids = 0;
     }
     else{
-      eputf("unexpected option: %s\n", azArg[i]);
+      sqlite3_fprintf(stderr,"unexpected option: %s\n", azArg[i]);
       showHelp(pState->out, azArg[0]);
       return 1;
     }
@@ -7885,7 +7944,7 @@ static int recoverDatabaseCmd(ShellState *pState, int nArg, char **azArg){
   if( sqlite3_recover_errcode(p)!=SQLITE_OK ){
     const char *zErr = sqlite3_recover_errmsg(p);
     int errCode = sqlite3_recover_errcode(p);
-    eputf("sql error: %s (%d)\n", zErr, errCode);
+    sqlite3_fprintf(stderr,"sql error: %s (%d)\n", zErr, errCode);
   }
   rc = sqlite3_recover_finish(p);
   return rc;
@@ -7907,7 +7966,7 @@ static int intckDatabaseCmd(ShellState *pState, i64 nStepPerUnlock){
     while( SQLITE_OK==sqlite3_intck_step(p) ){
       const char *zMsg = sqlite3_intck_message(p);
       if( zMsg ){
-        oputf("%s\n", zMsg);
+        sqlite3_fprintf(pState->out, "%s\n", zMsg);
         nError++;
       }
       nStep++;
@@ -7917,11 +7976,11 @@ static int intckDatabaseCmd(ShellState *pState, i64 nStepPerUnlock){
     }
     rc = sqlite3_intck_error(p, &zErr);
     if( zErr ){
-      eputf("%s\n", zErr);
+      sqlite3_fprintf(stderr,"%s\n", zErr);
     }
     sqlite3_intck_close(p);
 
-    oputf("%lld steps, %lld errors\n", nStep, nError);
+    sqlite3_fprintf(pState->out, "%lld steps, %lld errors\n", nStep, nError);
   }
 
   return rc;
@@ -7944,7 +8003,7 @@ static int intckDatabaseCmd(ShellState *pState, i64 nStepPerUnlock){
 #define rc_err_oom_die(rc) \
   if( rc==SQLITE_NOMEM ) shell_check_oom(0); \
   else if(!(rc==SQLITE_OK||rc==SQLITE_DONE)) \
-    eputf("E:%d\n",rc), assert(0)
+    sqlite3_fprintf(stderr,"E:%d\n",rc), assert(0)
 #else
 static void rc_err_oom_die(int rc){
   if( rc==SQLITE_NOMEM ) shell_check_oom(0);
@@ -8161,8 +8220,9 @@ static int outputDumpWarning(ShellState *p, const char *zLike){
     "sql LIKE 'CREATE VIRTUAL TABLE%%' AND %s", zLike ? zLike : "true"
   );
   if( rc==SQLITE_OK && sqlite3_step(pStmt)==SQLITE_ROW ){
-    oputz("/* WARNING: "
-          "Script requires that SQLITE_DBCONFIG_DEFENSIVE be disabled */\n"
+    sqlite3_fputs("/* WARNING: "
+          "Script requires that SQLITE_DBCONFIG_DEFENSIVE be disabled */\n",
+          p->out
     );
   }
   shellFinalize(&rc, pStmt);
@@ -8193,12 +8253,14 @@ static int faultsim_callback(int iArg){
   if( faultsim_state.iCnt ){
     if( faultsim_state.iCnt>0 ) faultsim_state.iCnt--;
     if( faultsim_state.eVerbose>=2 ){
-      oputf("FAULT-SIM id=%d no-fault (cnt=%d)\n", iArg, faultsim_state.iCnt);
+      sqlite3_fprintf(stdout, 
+         "FAULT-SIM id=%d no-fault (cnt=%d)\n", iArg, faultsim_state.iCnt);
     }
     return SQLITE_OK;
   }
   if( faultsim_state.eVerbose>=1 ){
-    oputf("FAULT-SIM id=%d returns %d\n", iArg, faultsim_state.iErr);
+    sqlite3_fprintf(stdout, 
+         "FAULT-SIM id=%d returns %d\n", iArg, faultsim_state.iErr);
   }
   faultsim_state.iCnt = faultsim_state.iInterval;
   faultsim_state.nHit++;
@@ -8261,7 +8323,7 @@ static int do_meta_command(char *zLine, ShellState *p){
 #ifndef SQLITE_OMIT_AUTHORIZATION
   if( c=='a' && cli_strncmp(azArg[0], "auth", n)==0 ){
     if( nArg!=2 ){
-      eputz("Usage: .auth ON|OFF\n");
+      sqlite3_fprintf(stderr, "Usage: .auth ON|OFF\n");
       rc = 1;
       goto meta_command_exit;
     }
@@ -8308,7 +8370,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           bAsync = 1;
         }else
         {
-          eputf("unknown option: %s\n", azArg[j]);
+          sqlite3_fprintf(stderr,"unknown option: %s\n", azArg[j]);
           return 1;
         }
       }else if( zDestFile==0 ){
@@ -8317,19 +8379,19 @@ static int do_meta_command(char *zLine, ShellState *p){
         zDb = zDestFile;
         zDestFile = azArg[j];
       }else{
-        eputz("Usage: .backup ?DB? ?OPTIONS? FILENAME\n");
+        sqlite3_fprintf(stderr, "Usage: .backup ?DB? ?OPTIONS? FILENAME\n");
         return 1;
       }
     }
     if( zDestFile==0 ){
-      eputz("missing FILENAME argument on .backup\n");
+      sqlite3_fprintf(stderr, "missing FILENAME argument on .backup\n");
       return 1;
     }
     if( zDb==0 ) zDb = "main";
     rc = sqlite3_open_v2(zDestFile, &pDest,
                   SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE, zVfs);
     if( rc!=SQLITE_OK ){
-      eputf("Error: cannot open \"%s\"\n", zDestFile);
+      sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", zDestFile);
       close_db(pDest);
       return 1;
     }
@@ -8367,17 +8429,8 @@ static int do_meta_command(char *zLine, ShellState *p){
 
   /* Undocumented.  Legacy only.  See "crnl" below */
   if( c=='b' && n>=3 && cli_strncmp(azArg[0], "binary", n)==0 ){
-    if( nArg==2 ){
-      if( booleanValue(azArg[1]) ){
-        setBinaryMode(p->out, 1);
-      }else{
-        setTextMode(p->out, 1);
-      }
-    }else{
-      eputz("The \".binary\" command is deprecated. Use \".crnl\" instead.\n"
-            "Usage: .binary on|off\n");
-      rc = 1;
-    }
+    eputz("The \".binary\" command is deprecated. Use \".crnl\" instead.\n");
+    rc = 1;
   }else
 
   /* The undocumented ".breakpoint" command causes a call to the no-op
@@ -8399,7 +8452,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = chdir(azArg[1]);
 #endif
       if( rc ){
-        eputf("Cannot change to directory \"%s\"\n", azArg[1]);
+        sqlite3_fprintf(stderr,"Cannot change to directory \"%s\"\n", azArg[1]);
         rc = 1;
       }
     }else{
@@ -8432,11 +8485,12 @@ static int do_meta_command(char *zLine, ShellState *p){
     }else if( (zRes = readFile("testcase-out.txt", 0))==0 ){
       rc = 2;
     }else if( testcase_glob(azArg[1],zRes)==0 ){
-      eputf("testcase-%s FAILED\n Expected: [%s]\n      Got: [%s]\n",
+      sqlite3_fprintf(stderr,
+            "testcase-%s FAILED\n Expected: [%s]\n      Got: [%s]\n",
             p->zTestcase, azArg[1], zRes);
       rc = 1;
     }else{
-      oputf("testcase-%s ok\n", p->zTestcase);
+      sqlite3_fprintf(p->out, "testcase-%s ok\n", p->zTestcase);
       p->nCheck++;
     }
     sqlite3_free(zRes);
@@ -8469,9 +8523,9 @@ static int do_meta_command(char *zLine, ShellState *p){
           zFile = "(temporary-file)";
         }
         if( p->pAuxDb == &p->aAuxDb[i] ){
-          sputf(stdout, "ACTIVE %d: %s\n", i, zFile);
+          sqlite3_fprintf(stdout, "ACTIVE %d: %s\n", i, zFile);
         }else if( p->aAuxDb[i].db!=0 ){
-          sputf(stdout, "       %d: %s\n", i, zFile);
+          sqlite3_fprintf(stdout, "       %d: %s\n", i, zFile);
         }
       }
     }else if( nArg==2 && IsDigit(azArg[1][0]) && azArg[1][1]==0 ){
@@ -8502,19 +8556,21 @@ static int do_meta_command(char *zLine, ShellState *p){
   }else
 
   if( c=='c' && n==4 && cli_strncmp(azArg[0], "crnl", n)==0 ){
+#if !defined(_WIN32) || defined(SQLITE_U8TEXT_ONLY) \
+                     || defined(SQLITE_U8TEXT_STDIO)
+    sqlite3_fputs("The \".crnl\" command is disable in this build.\n", p->out);
+#else
     if( nArg==2 ){
       if( booleanValue(azArg[1]) ){
-        setTextMode(p->out, 1);
+        sqlite3_fsetmode(p->out, _O_TEXT);
       }else{
-        setBinaryMode(p->out, 1);
+        sqlite3_fsetmode(p->out, _O_BINARY);
       }
     }else{
-#if !defined(_WIN32) && !defined(WIN32)
-      eputz("The \".crnl\" is a no-op on non-Windows machines.\n");
-#endif
       eputz("Usage: .crnl on|off\n");
       rc = 1;
     }
+#endif
   }else
 
   if( c=='d' && n>1 && cli_strncmp(azArg[0], "databases", n)==0 ){
@@ -8544,7 +8600,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       int eTxn = sqlite3_txn_state(p->db, azName[i*2]);
       int bRdonly = sqlite3_db_readonly(p->db, azName[i*2]);
       const char *z = azName[i*2+1];
-      oputf("%s: %s %s%s\n",
+      sqlite3_fprintf(p->out, "%s: %s %s%s\n",
             azName[i*2], z && z[0] ? z : "\"\"", bRdonly ? "r/o" : "r/w",
             eTxn==SQLITE_TXN_NONE ? "" :
             eTxn==SQLITE_TXN_READ ? " read-txn" : " write-txn");
@@ -8586,11 +8642,12 @@ static int do_meta_command(char *zLine, ShellState *p){
         sqlite3_db_config(p->db, aDbConfig[ii].op, booleanValue(azArg[2]), 0);
       }
       sqlite3_db_config(p->db, aDbConfig[ii].op, -1, &v);
-      oputf("%19s %s\n", aDbConfig[ii].zName, v ? "on" : "off");
+      sqlite3_fprintf(p->out, "%19s %s\n",
+                      aDbConfig[ii].zName, v ? "on" : "off");
       if( nArg>1 ) break;
     }
     if( nArg>1 && ii==ArraySize(aDbConfig) ){
-      eputf("Error: unknown dbconfig \"%s\"\n", azArg[1]);
+      sqlite3_fprintf(stderr,"Error: unknown dbconfig \"%s\"\n", azArg[1]);
       eputz("Enter \".dbconfig\" with no arguments for a list\n");
     }
   }else
@@ -8640,7 +8697,8 @@ static int do_meta_command(char *zLine, ShellState *p){
           ShellSetFlag(p, SHFLG_DumpNoSys);
         }else
         {
-          eputf("Unknown option \"%s\" on \".dump\"\n", azArg[i]);
+          sqlite3_fprintf(stderr,
+               "Unknown option \"%s\" on \".dump\"\n", azArg[i]);
           rc = 1;
           sqlite3_free(zLike);
           goto meta_command_exit;
@@ -8675,8 +8733,8 @@ static int do_meta_command(char *zLine, ShellState *p){
       /* When playing back a "dump", the content might appear in an order
       ** which causes immediate foreign key constraints to be violated.
       ** So disable foreign-key constraint enforcement to prevent problems. */
-      oputz("PRAGMA foreign_keys=OFF;\n");
-      oputz("BEGIN TRANSACTION;\n");
+      sqlite3_fputs("PRAGMA foreign_keys=OFF;\n", p->out);
+      sqlite3_fputs("BEGIN TRANSACTION;\n", p->out);
     }
     p->writableSchema = 0;
     p->showHeader = 0;
@@ -8708,13 +8766,13 @@ static int do_meta_command(char *zLine, ShellState *p){
     }
     sqlite3_free(zLike);
     if( p->writableSchema ){
-      oputz("PRAGMA writable_schema=OFF;\n");
+      sqlite3_fputs("PRAGMA writable_schema=OFF;\n", p->out);
       p->writableSchema = 0;
     }
     sqlite3_exec(p->db, "PRAGMA writable_schema=OFF;", 0, 0, 0);
     sqlite3_exec(p->db, "RELEASE dump;", 0, 0, 0);
     if( (p->shellFlgs & SHFLG_DumpDataOnly)==0 ){
-      oputz(p->nErr?"ROLLBACK; -- due to errors\n":"COMMIT;\n");
+      sqlite3_fputs(p->nErr?"ROLLBACK; -- due to errors\n":"COMMIT;\n", p->out);
     }
     p->showHeader = savedShowHeader;
     p->shellFlgs = savedShellFlags;
@@ -8794,7 +8852,8 @@ static int do_meta_command(char *zLine, ShellState *p){
 #ifndef SQLITE_OMIT_VIRTUALTABLE
   if( c=='e' && cli_strncmp(azArg[0], "expert", n)==0 ){
     if( p->bSafeMode ){
-      eputf("Cannot run experimental commands such as \"%s\" in safe mode\n",
+      sqlite3_fprintf(stderr,
+            "Cannot run experimental commands such as \"%s\" in safe mode\n",
             azArg[0]);
       rc = 1;
     }else{
@@ -8851,9 +8910,10 @@ static int do_meta_command(char *zLine, ShellState *p){
 
     /* --help lists all file-controls */
     if( cli_strcmp(zCmd,"help")==0 ){
-      oputz("Available file-controls:\n");
+      sqlite3_fputs("Available file-controls:\n", p->out);
       for(i=0; i<ArraySize(aCtrl); i++){
-        oputf("  .filectrl %s %s\n", aCtrl[i].zCtrlName, aCtrl[i].zUsage);
+        sqlite3_fprintf(p->out,
+               "  .filectrl %s %s\n", aCtrl[i].zCtrlName, aCtrl[i].zUsage);
       }
       rc = 1;
       goto meta_command_exit;
@@ -8868,7 +8928,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           filectrl = aCtrl[i].ctrlCode;
           iCtrl = i;
         }else{
-          eputf("Error: ambiguous file-control: \"%s\"\n"
+          sqlite3_fprintf(stderr,"Error: ambiguous file-control: \"%s\"\n"
                 "Use \".filectrl --help\" for help\n", zCmd);
           rc = 1;
           goto meta_command_exit;
@@ -8876,7 +8936,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
     }
     if( filectrl<0 ){
-      eputf("Error: unknown file-control: %s\n"
+      sqlite3_fprintf(stderr,"Error: unknown file-control: %s\n"
             "Use \".filectrl --help\" for help\n", zCmd);
     }else{
       switch(filectrl){
@@ -8920,7 +8980,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           if( nArg!=2 ) break;
           sqlite3_file_control(p->db, zSchema, filectrl, &z);
           if( z ){
-            oputf("%s\n", z);
+            sqlite3_fprintf(p->out, "%s\n", z);
             sqlite3_free(z);
           }
           isOk = 2;
@@ -8934,19 +8994,20 @@ static int do_meta_command(char *zLine, ShellState *p){
           }
           x = -1;
           sqlite3_file_control(p->db, zSchema, filectrl, &x);
-          oputf("%d\n", x);
+          sqlite3_fprintf(p->out, "%d\n", x);
           isOk = 2;
           break;
         }
       }
     }
     if( isOk==0 && iCtrl>=0 ){
-      oputf("Usage: .filectrl %s %s\n", zCmd,aCtrl[iCtrl].zUsage);
+      sqlite3_fprintf(p->out, "Usage: .filectrl %s %s\n",
+                      zCmd, aCtrl[iCtrl].zUsage);
       rc = 1;
     }else if( isOk==1 ){
       char zBuf[100];
       sqlite3_snprintf(sizeof(zBuf), zBuf, "%lld", iRes);
-      oputf("%s\n", zBuf);
+      sqlite3_fprintf(p->out, "%s\n", zBuf);
     }
   }else
 
@@ -8987,15 +9048,15 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
     }
     if( doStats==0 ){
-      oputz("/* No STAT tables available */\n");
+      sqlite3_fputs("/* No STAT tables available */\n", p->out);
     }else{
-      oputz("ANALYZE sqlite_schema;\n");
+      sqlite3_fputs("ANALYZE sqlite_schema;\n", p->out);
       data.cMode = data.mode = MODE_Insert;
       data.zDestTable = "sqlite_stat1";
       shell_exec(&data, "SELECT * FROM sqlite_stat1", 0);
       data.zDestTable = "sqlite_stat4";
       shell_exec(&data, "SELECT * FROM sqlite_stat4", 0);
-      oputz("ANALYZE sqlite_schema;\n");
+      sqlite3_fputs("ANALYZE sqlite_schema;\n", p->out);
     }
   }else
 
@@ -9013,7 +9074,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     if( nArg>=2 ){
       n = showHelp(p->out, azArg[1]);
       if( n==0 ){
-        oputf("Nothing matches '%s'\n", azArg[1]);
+        sqlite3_fprintf(p->out, "Nothing matches '%s'\n", azArg[1]);
       }
     }else{
       showHelp(p->out, 0);
@@ -9056,7 +9117,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         }else if( zTable==0 ){
           zTable = z;
         }else{
-          oputf("ERROR: extra argument: \"%s\".  Usage:\n", z);
+          sqlite3_fprintf(p->out, "ERROR: extra argument: \"%s\". Usage:\n",z);
           showHelp(p->out, "import");
           goto meta_command_exit;
         }
@@ -9077,13 +9138,13 @@ static int do_meta_command(char *zLine, ShellState *p){
         xRead = csv_read_one_field;
         useOutputMode = 0;
       }else{
-        oputf("ERROR: unknown option: \"%s\".  Usage:\n", z);
+        sqlite3_fprintf(p->out, "ERROR: unknown option: \"%s\".  Usage:\n", z);
         showHelp(p->out, "import");
         goto meta_command_exit;
       }
     }
     if( zTable==0 ){
-      oputf("ERROR: missing %s argument. Usage:\n",
+      sqlite3_fprintf(p->out, "ERROR: missing %s argument. Usage:\n",
             zFile==0 ? "FILE" : "TABLE");
       showHelp(p->out, "import");
       goto meta_command_exit;
@@ -9133,28 +9194,28 @@ static int do_meta_command(char *zLine, ShellState *p){
       eputz("Error: pipes are not supported in this OS\n");
       goto meta_command_exit;
 #else
-      sCtx.in = popen(sCtx.zFile+1, "r");
+      sCtx.in = sqlite3_popen(sCtx.zFile+1, "r");
       sCtx.zFile = "<pipe>";
       sCtx.xCloser = pclose;
 #endif
     }else{
-      sCtx.in = fopen(sCtx.zFile, "rb");
+      sCtx.in = sqlite3_fopen(sCtx.zFile, "rb");
       sCtx.xCloser = fclose;
     }
     if( sCtx.in==0 ){
-      eputf("Error: cannot open \"%s\"\n", zFile);
+      sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", zFile);
       goto meta_command_exit;
     }
     if( eVerbose>=2 || (eVerbose>=1 && useOutputMode) ){
       char zSep[2];
       zSep[1] = 0;
       zSep[0] = sCtx.cColSep;
-      oputz("Column separator ");
-      output_c_string(zSep);
-      oputz(", row separator ");
+      sqlite3_fputs("Column separator ", p->out);
+      output_c_string(p->out, zSep);
+      sqlite3_fputs(", row separator ", p->out);
       zSep[0] = sCtx.cRowSep;
-      output_c_string(zSep);
-      oputz("\n");
+      output_c_string(p->out, zSep);
+      sqlite3_fputs("\n", p->out);
     }
     sCtx.z = sqlite3_malloc64(120);
     if( sCtx.z==0 ){
@@ -9179,14 +9240,14 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
       zColDefs = zAutoColumn(0, &dbCols, &zRenames);
       if( zRenames!=0 ){
-        sputf((stdin_is_interactive && p->in==stdin)? p->out : stderr,
+        sqlite3_fprintf((stdin_is_interactive && p->in==stdin)? p->out : stderr,
               "Columns renamed during .import %s due to duplicates:\n"
               "%s\n", sCtx.zFile, zRenames);
         sqlite3_free(zRenames);
       }
       assert(dbCols==0);
       if( zColDefs==0 ){
-        eputf("%s: empty file\n", sCtx.zFile);
+        sqlite3_fprintf(stderr,"%s: empty file\n", sCtx.zFile);
         import_cleanup(&sCtx);
         rc = 1;
         sqlite3_free(zCreate);
@@ -9198,13 +9259,16 @@ static int do_meta_command(char *zLine, ShellState *p){
         shell_out_of_memory();
       }
       if( eVerbose>=1 ){
-        oputf("%s\n", zCreate);
+        sqlite3_fprintf(p->out, "%s\n", zCreate);
       }
       rc = sqlite3_exec(p->db, zCreate, 0, 0, 0);
+      if( rc ){
+        sqlite3_fprintf(stderr,
+             "%s failed:\n%s\n", zCreate, sqlite3_errmsg(p->db));
+      }
       sqlite3_free(zCreate);
       zCreate = 0;
       if( rc ){
-        eputf("%s failed:\n%s\n", zCreate, sqlite3_errmsg(p->db));
         import_cleanup(&sCtx);
         rc = 1;
         goto meta_command_exit;
@@ -9259,7 +9323,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     zSql[j] = 0;
     assert( j<nByte );
     if( eVerbose>=2 ){
-      oputf("Insert using: %s\n", zSql);
+      sqlite3_fprintf(p->out, "Insert using: %s\n", zSql);
     }
     rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
     sqlite3_free(zSql);
@@ -9298,7 +9362,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         }
         sqlite3_bind_text(pStmt, i+1, z, -1, SQLITE_TRANSIENT);
         if( i<nCol-1 && sCtx.cTerm!=sCtx.cColSep ){
-          eputf("%s:%d: expected %d columns but found %d"
+          sqlite3_fprintf(stderr,"%s:%d: expected %d columns but found %d"
                 " - filling the rest with NULL\n",
                 sCtx.zFile, startLine, nCol, i+1);
           i += 2;
@@ -9310,14 +9374,15 @@ static int do_meta_command(char *zLine, ShellState *p){
           xRead(&sCtx);
           i++;
         }while( sCtx.cTerm==sCtx.cColSep );
-        eputf("%s:%d: expected %d columns but found %d - extras ignored\n",
+        sqlite3_fprintf(stderr,
+              "%s:%d: expected %d columns but found %d - extras ignored\n",
               sCtx.zFile, startLine, nCol, i);
       }
       if( i>=nCol ){
         sqlite3_step(pStmt);
         rc = sqlite3_reset(pStmt);
         if( rc!=SQLITE_OK ){
-          eputf("%s:%d: INSERT failed: %s\n",
+          sqlite3_fprintf(stderr,"%s:%d: INSERT failed: %s\n",
                 sCtx.zFile, startLine, sqlite3_errmsg(p->db));
           sCtx.nErr++;
         }else{
@@ -9330,7 +9395,8 @@ static int do_meta_command(char *zLine, ShellState *p){
     sqlite3_finalize(pStmt);
     if( needCommit ) sqlite3_exec(p->db, "COMMIT", 0, 0, 0);
     if( eVerbose>0 ){
-      oputf("Added %d rows with %d errors using %d lines of input\n",
+      sqlite3_fprintf(p->out,
+            "Added %d rows with %d errors using %d lines of input\n",
             sCtx.nRow, sCtx.nErr, sCtx.nLine-1);
     }
   }else
@@ -9346,7 +9412,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     int lenPK = 0; /* Length of the PRIMARY KEY string for isWO tables */
     int i;
     if( !ShellHasFlag(p,SHFLG_TestingMode) ){
-      eputf(".%s unavailable without --unsafe-testing\n",
+      sqlite3_fprintf(stderr,".%s unavailable without --unsafe-testing\n",
             "imposter");
       rc = 1;
       goto meta_command_exit;
@@ -9412,7 +9478,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     }
     sqlite3_finalize(pStmt);
     if( i==0 || tnum==0 ){
-      eputf("no such index: \"%s\"\n", azArg[1]);
+      sqlite3_fprintf(stderr,"no such index: \"%s\"\n", azArg[1]);
       rc = 1;
       sqlite3_free(zCollist);
       goto meta_command_exit;
@@ -9427,14 +9493,16 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = sqlite3_exec(p->db, zSql, 0, 0, 0);
       sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, p->db, "main", 0, 0);
       if( rc ){
-        eputf("Error in [%s]: %s\n", zSql, sqlite3_errmsg(p->db));
+        sqlite3_fprintf(stderr,
+              "Error in [%s]: %s\n", zSql, sqlite3_errmsg(p->db));
       }else{
-        sputf(stdout, "%s;\n", zSql);
-        sputf(stdout, "WARNING: writing to an imposter table will corrupt"
+        sqlite3_fprintf(stdout, "%s;\n", zSql);
+        sqlite3_fprintf(stdout,
+              "WARNING: writing to an imposter table will corrupt"
               " the \"%s\" %s!\n", azArg[1], isWO ? "table" : "index");
       }
     }else{
-      eputf("SQLITE_TESTCTRL_IMPOSTER returns %d\n", rc);
+      sqlite3_fprintf(stderr,"SQLITE_TESTCTRL_IMPOSTER returns %d\n", rc);
       rc = 1;
     }
     sqlite3_free(zSql);
@@ -9448,7 +9516,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       if( iArg==0 ) iArg = -1;
     }
     if( (nArg!=1 && nArg!=2) || iArg<0 ){
-      eputf("%s","Usage: .intck STEPS_PER_UNLOCK\n");
+      sqlite3_fprintf(stderr,"%s","Usage: .intck STEPS_PER_UNLOCK\n");
       rc = 1;
       goto meta_command_exit;
     }
@@ -9467,9 +9535,9 @@ static int do_meta_command(char *zLine, ShellState *p){
       sqlite3IoTrace = iotracePrintf;
       iotrace = stdout;
     }else{
-      iotrace = fopen(azArg[1], "w");
+      iotrace = sqlite3_fopen(azArg[1], "w");
       if( iotrace==0 ){
-        eputf("Error: cannot open \"%s\"\n", azArg[1]);
+        sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", azArg[1]);
         sqlite3IoTrace = 0;
         rc = 1;
       }else{
@@ -9501,7 +9569,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     open_db(p, 0);
     if( nArg==1 ){
       for(i=0; i<ArraySize(aLimit); i++){
-        sputf(stdout, "%20s %d\n", aLimit[i].zLimitName,
+        sqlite3_fprintf(stdout, "%20s %d\n", aLimit[i].zLimitName,
               sqlite3_limit(p->db, aLimit[i].limitCode, -1));
       }
     }else if( nArg>3 ){
@@ -9516,14 +9584,14 @@ static int do_meta_command(char *zLine, ShellState *p){
           if( iLimit<0 ){
             iLimit = i;
           }else{
-            eputf("ambiguous limit: \"%s\"\n", azArg[1]);
+            sqlite3_fprintf(stderr,"ambiguous limit: \"%s\"\n", azArg[1]);
             rc = 1;
             goto meta_command_exit;
           }
         }
       }
       if( iLimit<0 ){
-        eputf("unknown limit: \"%s\"\n"
+        sqlite3_fprintf(stderr,"unknown limit: \"%s\"\n"
               "enter \".limits\" with no arguments for a list.\n",
               azArg[1]);
         rc = 1;
@@ -9533,7 +9601,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         sqlite3_limit(p->db, aLimit[iLimit].limitCode,
                       (int)integerValue(azArg[2]));
       }
-      sputf(stdout, "%20s %d\n", aLimit[iLimit].zLimitName,
+      sqlite3_fprintf(stdout, "%20s %d\n", aLimit[iLimit].zLimitName,
             sqlite3_limit(p->db, aLimit[iLimit].limitCode, -1));
     }
   }else
@@ -9616,7 +9684,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }else if( zTabname==0 ){
         zTabname = z;
       }else if( z[0]=='-' ){
-        eputf("unknown option: %s\n", z);
+        sqlite3_fprintf(stderr,"unknown option: %s\n", z);
         eputz("options:\n"
               "  --noquote\n"
               "  --quote\n"
@@ -9626,7 +9694,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         rc = 1;
         goto meta_command_exit;
       }else{
-        eputf("extra argument: \"%s\"\n", z);
+        sqlite3_fprintf(stderr,"extra argument: \"%s\"\n", z);
         rc = 1;
         goto meta_command_exit;
       }
@@ -9635,12 +9703,14 @@ static int do_meta_command(char *zLine, ShellState *p){
       if( p->mode==MODE_Column
        || (p->mode>=MODE_Markdown && p->mode<=MODE_Box)
       ){
-        oputf("current output mode: %s --wrap %d --wordwrap %s --%squote\n",
+        sqlite3_fprintf(p->out,
+              "current output mode: %s --wrap %d --wordwrap %s --%squote\n",
               modeDescr[p->mode], p->cmOpts.iWrap,
               p->cmOpts.bWordWrap ? "on" : "off",
               p->cmOpts.bQuote ? "" : "no");
       }else{
-        oputf("current output mode: %s\n", modeDescr[p->mode]);
+        sqlite3_fprintf(p->out,
+              "current output mode: %s\n", modeDescr[p->mode]);
       }
       zMode = modeDescr[p->mode];
     }
@@ -9713,7 +9783,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       eputz("Usage: .nonce NONCE\n");
       rc = 1;
     }else if( p->zNonce==0 || cli_strcmp(azArg[1],p->zNonce)!=0 ){
-      eputf("line %d: incorrect nonce: \"%s\"\n",
+      sqlite3_fprintf(stderr,"line %d: incorrect nonce: \"%s\"\n",
             p->lineno, azArg[1]);
       exit(1);
     }else{
@@ -9768,11 +9838,11 @@ static int do_meta_command(char *zLine, ShellState *p){
       }else
 #endif /* !SQLITE_SHELL_FIDDLE */
       if( z[0]=='-' ){
-        eputf("unknown option: %s\n", z);
+        sqlite3_fprintf(stderr,"unknown option: %s\n", z);
         rc = 1;
         goto meta_command_exit;
       }else if( zFN ){
-        eputf("extra argument: \"%s\"\n", z);
+        sqlite3_fprintf(stderr,"extra argument: \"%s\"\n", z);
         rc = 1;
         goto meta_command_exit;
       }else{
@@ -9814,7 +9884,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       p->pAuxDb->zDbFilename = zNewFilename;
       open_db(p, OPEN_DB_KEEPALIVE);
       if( p->db==0 ){
-        eputf("Error: cannot open '%s'\n", zNewFilename);
+        sqlite3_fprintf(stderr,"Error: cannot open '%s'\n", zNewFilename);
         sqlite3_free(zNewFilename);
       }else{
         p->pAuxDb->zFreeOnClose = zNewFilename;
@@ -9832,19 +9902,24 @@ static int do_meta_command(char *zLine, ShellState *p){
         && (cli_strncmp(azArg[0], "output", n)==0
             || cli_strncmp(azArg[0], "once", n)==0))
    || (c=='e' && n==5 && cli_strcmp(azArg[0],"excel")==0)
+   || (c=='w' && n==3 && cli_strcmp(azArg[0],"www")==0)
   ){
     char *zFile = 0;
     int bTxtMode = 0;
     int i;
     int eMode = 0;
-    int bOnce = 0;            /* 0: .output, 1: .once, 2: .excel */
-    static const char *zBomUtf8 = "\xef\xbb\xbf";
+    int bOnce = 0;            /* 0: .output, 1: .once, 2: .excel/.www */
+    int bPlain = 0;           /* --plain option */
+    static const char *zBomUtf8 = "\357\273\277";
     const char *zBom = 0;
 
     failIfSafeMode(p, "cannot run .%s in safe mode", azArg[0]);
     if( c=='e' ){
       eMode = 'x';
       bOnce = 2;
+    }else if( c=='w' ){
+      eMode = 'w';
+      bOnce = 2;
     }else if( cli_strncmp(azArg[0],"once",n)==0 ){
       bOnce = 1;
     }
@@ -9854,24 +9929,30 @@ static int do_meta_command(char *zLine, ShellState *p){
         if( z[1]=='-' ) z++;
         if( cli_strcmp(z,"-bom")==0 ){
           zBom = zBomUtf8;
-        }else if( c!='e' && cli_strcmp(z,"-x")==0 ){
+        }else if( cli_strcmp(z,"-plain")==0 ){
+          bPlain = 1;
+        }else if( c=='o' && cli_strcmp(z,"-x")==0 ){
           eMode = 'x';  /* spreadsheet */
-        }else if( c!='e' && cli_strcmp(z,"-e")==0 ){
+        }else if( c=='o' && cli_strcmp(z,"-e")==0 ){
           eMode = 'e';  /* text editor */
+        }else if( c=='o' && cli_strcmp(z,"-w")==0 ){
+          eMode = 'w';  /* Web browser */
         }else{
-          oputf("ERROR: unknown option: \"%s\".  Usage:\n", azArg[i]);
+          sqlite3_fprintf(p->out, 
+                          "ERROR: unknown option: \"%s\". Usage:\n", azArg[i]);
           showHelp(p->out, azArg[0]);
           rc = 1;
           goto meta_command_exit;
         }
-      }else if( zFile==0 && eMode!='e' && eMode!='x' ){
+      }else if( zFile==0 && eMode==0 ){
         zFile = sqlite3_mprintf("%s", z);
         if( zFile && zFile[0]=='|' ){
           while( i+1<nArg ) zFile = sqlite3_mprintf("%z %s", zFile, azArg[++i]);
           break;
         }
       }else{
-        oputf("ERROR: extra parameter: \"%s\".  Usage:\n", azArg[i]);
+        sqlite3_fprintf(p->out,
+            "ERROR: extra parameter: \"%s\".  Usage:\n", azArg[i]);
         showHelp(p->out, azArg[0]);
         rc = 1;
         sqlite3_free(zFile);
@@ -9888,7 +9969,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     }
     output_reset(p);
 #ifndef SQLITE_NOHAVE_SYSTEM
-    if( eMode=='e' || eMode=='x' ){
+    if( eMode=='e' || eMode=='x' || eMode=='w' ){
       p->doXdgOpen = 1;
       outputModePush(p);
       if( eMode=='x' ){
@@ -9898,6 +9979,15 @@ static int do_meta_command(char *zLine, ShellState *p){
         p->mode = MODE_Csv;
         sqlite3_snprintf(sizeof(p->colSeparator), p->colSeparator, SEP_Comma);
         sqlite3_snprintf(sizeof(p->rowSeparator), p->rowSeparator, SEP_CrLf);
+#ifdef _WIN32
+        zBom = zBomUtf8;  /* Always include the BOM on Windows, as Excel does
+                          ** not work without it. */
+#endif
+      }else if( eMode=='w' ){
+        /* web-browser mode. */
+        newTempFile(p, "html");
+        if( !bPlain ) p->mode = MODE_Www;
+        bTxtMode = 1;
       }else{
         /* text editor mode */
         newTempFile(p, "txt");
@@ -9914,13 +10004,13 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = 1;
       output_redir(p, stdout);
 #else
-      FILE *pfPipe = popen(zFile + 1, "w");
+      FILE *pfPipe = sqlite3_popen(zFile + 1, "w");
       if( pfPipe==0 ){
-        eputf("Error: cannot open pipe \"%s\"\n", zFile + 1);
+        sqlite3_fprintf(stderr,"Error: cannot open pipe \"%s\"\n", zFile + 1);
         rc = 1;
       }else{
         output_redir(p, pfPipe);
-        if( zBom ) oputz(zBom);
+        if( zBom ) sqlite3_fputs(zBom, pfPipe);
         sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", zFile);
       }
 #endif
@@ -9928,12 +10018,18 @@ static int do_meta_command(char *zLine, ShellState *p){
       FILE *pfFile = output_file_open(zFile, bTxtMode);
       if( pfFile==0 ){
         if( cli_strcmp(zFile,"off")!=0 ){
-          eputf("Error: cannot write to \"%s\"\n", zFile);
+          sqlite3_fprintf(stderr,"Error: cannot write to \"%s\"\n", zFile);
         }
         rc = 1;
       } else {
         output_redir(p, pfFile);
-        if( zBom ) oputz(zBom);
+        if( bPlain && eMode=='w' ){
+          sqlite3_fputs(
+            "<!DOCTYPE html>\n<BODY>\n<PLAINTEXT>\n",
+            pfFile
+          );
+        }
+        if( zBom ) sqlite3_fputs(zBom, pfFile);
         sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", zFile);
       }
     }
@@ -9974,7 +10070,8 @@ static int do_meta_command(char *zLine, ShellState *p){
              "SELECT key, quote(value) "
              "FROM temp.sqlite_parameters;", -1, &pStmt, 0);
         while( rx==SQLITE_OK && sqlite3_step(pStmt)==SQLITE_ROW ){
-          oputf("%-*s %s\n", len, sqlite3_column_text(pStmt,0),
+          sqlite3_fprintf(p->out,
+                "%-*s %s\n", len, sqlite3_column_text(pStmt,0),
                 sqlite3_column_text(pStmt,1));
         }
         sqlite3_finalize(pStmt);
@@ -10019,7 +10116,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         rx = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
         sqlite3_free(zSql);
         if( rx!=SQLITE_OK ){
-          oputf("Error: %s\n", sqlite3_errmsg(p->db));
+          sqlite3_fprintf(p->out, "Error: %s\n", sqlite3_errmsg(p->db));
           sqlite3_finalize(pStmt);
           pStmt = 0;
           rc = 1;
@@ -10048,10 +10145,10 @@ static int do_meta_command(char *zLine, ShellState *p){
   if( c=='p' && n>=3 && cli_strncmp(azArg[0], "print", n)==0 ){
     int i;
     for(i=1; i<nArg; i++){
-      if( i>1 ) oputz(" ");
-      oputz(azArg[i]);
+      if( i>1 ) sqlite3_fputs(" ", p->out);
+      sqlite3_fputs(azArg[i], p->out);
     }
-    oputz("\n");
+    sqlite3_fputs("\n", p->out);
   }else
 
 #ifndef SQLITE_OMIT_PROGRESS_CALLBACK
@@ -10088,7 +10185,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           }
           continue;
         }
-        eputf("Error: unknown option: \"%s\"\n", azArg[i]);
+        sqlite3_fprintf(stderr,"Error: unknown option: \"%s\"\n", azArg[i]);
         rc = 1;
         goto meta_command_exit;
       }else{
@@ -10131,9 +10228,9 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = 1;
       p->out = stdout;
 #else
-      p->in = popen(azArg[1]+1, "r");
+      p->in = sqlite3_popen(azArg[1]+1, "r");
       if( p->in==0 ){
-        eputf("Error: cannot open \"%s\"\n", azArg[1]);
+        sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", azArg[1]);
         rc = 1;
       }else{
         rc = process_input(p);
@@ -10141,7 +10238,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
 #endif
     }else if( (p->in = openChrSource(azArg[1]))==0 ){
-      eputf("Error: cannot open \"%s\"\n", azArg[1]);
+      sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", azArg[1]);
       rc = 1;
     }else{
       rc = process_input(p);
@@ -10174,7 +10271,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     }
     rc = sqlite3_open(zSrcFile, &pSrc);
     if( rc!=SQLITE_OK ){
-      eputf("Error: cannot open \"%s\"\n", zSrcFile);
+      sqlite3_fprintf(stderr,"Error: cannot open \"%s\"\n", zSrcFile);
       close_db(pSrc);
       return 1;
     }
@@ -10257,7 +10354,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }else if( optionMatch(azArg[ii],"nosys") ){
         bNoSystemTabs = 1;
       }else if( azArg[ii][0]=='-' ){
-        eputf("Unknown option: \"%s\"\n", azArg[ii]);
+        sqlite3_fprintf(stderr,"Unknown option: \"%s\"\n", azArg[ii]);
         rc = 1;
         goto meta_command_exit;
       }else if( zName==0 ){
@@ -10358,7 +10455,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       appendText(&sSelect, "sql IS NOT NULL"
                            " ORDER BY snum, rowid", 0);
       if( bDebug ){
-        oputf("SQL: %s;\n", sSelect.z);
+        sqlite3_fprintf(p->out, "SQL: %s;\n", sSelect.z);
       }else{
         rc = sqlite3_exec(p->db, sSelect.z, callback, &data, &zErrMsg);
       }
@@ -10419,7 +10516,8 @@ static int do_meta_command(char *zLine, ShellState *p){
       }else{
         rc = sqlite3session_attach(pSession->p, azCmd[1]);
         if( rc ){
-          eputf("ERROR: sqlite3session_attach() returns %d\n",rc);
+          sqlite3_fprintf(stderr,
+               "ERROR: sqlite3session_attach() returns %d\n",rc);
           rc = 0;
         }
       }
@@ -10436,9 +10534,9 @@ static int do_meta_command(char *zLine, ShellState *p){
       failIfSafeMode(p, "cannot run \".session %s\" in safe mode", azCmd[0]);
       if( nCmd!=2 ) goto session_syntax_error;
       if( pSession->p==0 ) goto session_not_open;
-      out = fopen(azCmd[1], "wb");
+      out = sqlite3_fopen(azCmd[1], "wb");
       if( out==0 ){
-        eputf("ERROR: cannot open \"%s\" for writing\n",
+        sqlite3_fprintf(stderr,"ERROR: cannot open \"%s\" for writing\n",
               azCmd[1]);
       }else{
         int szChng;
@@ -10449,12 +10547,13 @@ static int do_meta_command(char *zLine, ShellState *p){
           rc = sqlite3session_patchset(pSession->p, &szChng, &pChng);
         }
         if( rc ){
-          sputf(stdout, "Error: error code %d\n", rc);
+          sqlite3_fprintf(stdout, "Error: error code %d\n", rc);
           rc = 0;
         }
         if( pChng
           && fwrite(pChng, szChng, 1, out)!=1 ){
-          eputf("ERROR: Failed to write entire %d-byte output\n", szChng);
+          sqlite3_fprintf(stderr,
+              "ERROR: Failed to write entire %d-byte output\n", szChng);
         }
         sqlite3_free(pChng);
         fclose(out);
@@ -10481,7 +10580,8 @@ static int do_meta_command(char *zLine, ShellState *p){
       ii = nCmd==1 ? -1 : booleanValue(azCmd[1]);
       if( pAuxDb->nSession ){
         ii = sqlite3session_enable(pSession->p, ii);
-        oputf("session %s enable flag = %d\n", pSession->zName, ii);
+        sqlite3_fprintf(p->out,
+            "session %s enable flag = %d\n", pSession->zName, ii);
       }
     }else
 
@@ -10516,7 +10616,8 @@ static int do_meta_command(char *zLine, ShellState *p){
       ii = nCmd==1 ? -1 : booleanValue(azCmd[1]);
       if( pAuxDb->nSession ){
         ii = sqlite3session_indirect(pSession->p, ii);
-        oputf("session %s indirect flag = %d\n", pSession->zName, ii);
+        sqlite3_fprintf(p->out,
+            "session %s indirect flag = %d\n", pSession->zName, ii);
       }
     }else
 
@@ -10528,7 +10629,8 @@ static int do_meta_command(char *zLine, ShellState *p){
       if( nCmd!=1 ) goto session_syntax_error;
       if( pAuxDb->nSession ){
         ii = sqlite3session_isempty(pSession->p);
-        oputf("session %s isempty flag = %d\n", pSession->zName, ii);
+        sqlite3_fprintf(p->out,
+             "session %s isempty flag = %d\n", pSession->zName, ii);
       }
     }else
 
@@ -10537,7 +10639,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     */
     if( cli_strcmp(azCmd[0],"list")==0 ){
       for(i=0; i<pAuxDb->nSession; i++){
-        oputf("%d %s\n", i, pAuxDb->aSession[i].zName);
+        sqlite3_fprintf(p->out, "%d %s\n", i, pAuxDb->aSession[i].zName);
       }
     }else
 
@@ -10552,18 +10654,19 @@ static int do_meta_command(char *zLine, ShellState *p){
       if( zName[0]==0 ) goto session_syntax_error;
       for(i=0; i<pAuxDb->nSession; i++){
         if( cli_strcmp(pAuxDb->aSession[i].zName,zName)==0 ){
-          eputf("Session \"%s\" already exists\n", zName);
+          sqlite3_fprintf(stderr,"Session \"%s\" already exists\n", zName);
           goto meta_command_exit;
         }
       }
       if( pAuxDb->nSession>=ArraySize(pAuxDb->aSession) ){
-        eputf("Maximum of %d sessions\n", ArraySize(pAuxDb->aSession));
+        sqlite3_fprintf(stderr,
+           "Maximum of %d sessions\n", ArraySize(pAuxDb->aSession));
         goto meta_command_exit;
       }
       pSession = &pAuxDb->aSession[pAuxDb->nSession];
       rc = sqlite3session_create(p->db, azCmd[1], &pSession->p);
       if( rc ){
-        eputf("Cannot open session: error code=%d\n", rc);
+        sqlite3_fprintf(stderr,"Cannot open session: error code=%d\n", rc);
         rc = 0;
         goto meta_command_exit;
       }
@@ -10587,7 +10690,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       int i, v;
       for(i=1; i<nArg; i++){
         v = booleanValue(azArg[i]);
-        oputf("%s: %d 0x%x\n", azArg[i], v, v);
+        sqlite3_fprintf(p->out, "%s: %d 0x%x\n", azArg[i], v, v);
       }
     }
     if( cli_strncmp(azArg[0]+9, "integer", n-9)==0 ){
@@ -10596,7 +10699,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         char zBuf[200];
         v = integerValue(azArg[i]);
         sqlite3_snprintf(sizeof(zBuf),zBuf,"%s: %lld 0x%llx\n", azArg[i],v,v);
-        oputz(zBuf);
+        sqlite3_fputs(zBuf, p->out);
       }
     }
   }else
@@ -10623,8 +10726,9 @@ static int do_meta_command(char *zLine, ShellState *p){
         bVerbose++;
       }else
       {
-        eputf("Unknown option \"%s\" on \"%s\"\n", azArg[i], azArg[0]);
-        eputz("Should be one of: --init -v\n");
+        sqlite3_fprintf(stderr,
+              "Unknown option \"%s\" on \"%s\"\n", azArg[i], azArg[0]);
+        sqlite3_fputs("Should be one of: --init -v\n", stderr);
         rc = 1;
         goto meta_command_exit;
       }
@@ -10669,10 +10773,10 @@ static int do_meta_command(char *zLine, ShellState *p){
         if( zAns==0 ) continue;
         k = 0;
         if( bVerbose>0 ){
-          sputf(stdout, "%d: %s %s\n", tno, zOp, zSql);
+          sqlite3_fprintf(stdout, "%d: %s %s\n", tno, zOp, zSql);
         }
         if( cli_strcmp(zOp,"memo")==0 ){
-          oputf("%s\n", zSql);
+          sqlite3_fprintf(p->out, "%s\n", zSql);
         }else
         if( cli_strcmp(zOp,"run")==0 ){
           char *zErrMsg = 0;
@@ -10681,22 +10785,23 @@ static int do_meta_command(char *zLine, ShellState *p){
           rc = sqlite3_exec(p->db, zSql, captureOutputCallback, &str, &zErrMsg);
           nTest++;
           if( bVerbose ){
-            oputf("Result: %s\n", str.z);
+            sqlite3_fprintf(p->out, "Result: %s\n", str.z);
           }
           if( rc || zErrMsg ){
             nErr++;
             rc = 1;
-            oputf("%d: error-code-%d: %s\n", tno, rc, zErrMsg);
+            sqlite3_fprintf(p->out, "%d: error-code-%d: %s\n", tno, rc,zErrMsg);
             sqlite3_free(zErrMsg);
           }else if( cli_strcmp(zAns,str.z)!=0 ){
             nErr++;
             rc = 1;
-            oputf("%d: Expected: [%s]\n", tno, zAns);
-            oputf("%d:      Got: [%s]\n", tno, str.z);
+            sqlite3_fprintf(p->out, "%d: Expected: [%s]\n", tno, zAns);
+            sqlite3_fprintf(p->out, "%d:      Got: [%s]\n", tno, str.z);
           }
         }
         else{
-          eputf("Unknown operation \"%s\" on selftest line %d\n", zOp, tno);
+          sqlite3_fprintf(stderr,
+                "Unknown operation \"%s\" on selftest line %d\n", zOp, tno);
           rc = 1;
           break;
         }
@@ -10704,7 +10809,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       sqlite3_finalize(pStmt);
     } /* End loop over k */
     freeText(&str);
-    oputf("%d errors out of %d tests\n", nErr, nTest);
+    sqlite3_fprintf(p->out, "%d errors out of %d tests\n", nErr, nTest);
   }else
 
   if( c=='s' && cli_strncmp(azArg[0], "separator", n)==0 ){
@@ -10752,7 +10857,8 @@ static int do_meta_command(char *zLine, ShellState *p){
           bDebug = 1;
         }else
         {
-          eputf("Unknown option \"%s\" on \"%s\"\n", azArg[i], azArg[0]);
+          sqlite3_fprintf(stderr,
+                  "Unknown option \"%s\" on \"%s\"\n", azArg[i], azArg[0]);
           showHelp(p->out, azArg[0]);
           rc = 1;
           goto meta_command_exit;
@@ -10830,7 +10936,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     freeText(&sQuery);
     freeText(&sSql);
     if( bDebug ){
-      oputf("%s\n", zSql);
+      sqlite3_fprintf(p->out, "%s\n", zSql);
     }else{
       shell_exec(p, zSql, 0);
     }
@@ -10860,7 +10966,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           "' OR ') as query, tname from tabcols group by tname)"
           , zRevText);
       shell_check_oom(zRevText);
-      if( bDebug ) oputf("%s\n", zRevText);
+      if( bDebug ) sqlite3_fprintf(p->out, "%s\n", zRevText);
       lrc = sqlite3_prepare_v2(p->db, zRevText, -1, &pStmt, 0);
       if( lrc!=SQLITE_OK ){
         /* assert(lrc==SQLITE_NOMEM); // might also be SQLITE_ERROR if the
@@ -10873,7 +10979,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           const char *zGenQuery = (char*)sqlite3_column_text(pStmt,0);
           sqlite3_stmt *pCheckStmt;
           lrc = sqlite3_prepare_v2(p->db, zGenQuery, -1, &pCheckStmt, 0);
-          if( bDebug ) oputf("%s\n", zGenQuery);
+          if( bDebug ) sqlite3_fprintf(p->out, "%s\n", zGenQuery);
           if( lrc!=SQLITE_OK ){
             rc = 1;
           }else{
@@ -10881,7 +10987,8 @@ static int do_meta_command(char *zLine, ShellState *p){
               double countIrreversible = sqlite3_column_double(pCheckStmt, 0);
               if( countIrreversible>0 ){
                 int sz = (int)(countIrreversible + 0.5);
-                eputf("Digest includes %d invalidly encoded text field%s.\n",
+                sqlite3_fprintf(stderr,
+                      "Digest includes %d invalidly encoded text field%s.\n",
                       sz, (sz>1)? "s": "");
               }
             }
@@ -10915,11 +11022,11 @@ static int do_meta_command(char *zLine, ShellState *p){
       zCmd = sqlite3_mprintf(strchr(azArg[i],' ')==0?"%z %s":"%z \"%s\"",
                              zCmd, azArg[i]);
     }
-    consoleRestore();
+    /*consoleRestore();*/
     x = zCmd!=0 ? system(zCmd) : 1;
-    consoleRenewSetup();
+    /*consoleRenewSetup();*/
     sqlite3_free(zCmd);
-    if( x ) eputf("System command returns %d\n", x);
+    if( x ) sqlite3_fprintf(stderr,"System command returns %d\n", x);
   }else
 #endif /* !defined(SQLITE_NOHAVE_SYSTEM) && !defined(SQLITE_SHELL_FIDDLE) */
 
@@ -10932,46 +11039,48 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = 1;
       goto meta_command_exit;
     }
-    oputf("%12.12s: %s\n","echo",
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","echo",
           azBool[ShellHasFlag(p, SHFLG_Echo)]);
-    oputf("%12.12s: %s\n","eqp", azBool[p->autoEQP&3]);
-    oputf("%12.12s: %s\n","explain",
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","eqp", azBool[p->autoEQP&3]);
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","explain",
           p->mode==MODE_Explain ? "on" : p->autoExplain ? "auto" : "off");
-    oputf("%12.12s: %s\n","headers", azBool[p->showHeader!=0]);
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","headers",
+          azBool[p->showHeader!=0]);
     if( p->mode==MODE_Column
      || (p->mode>=MODE_Markdown && p->mode<=MODE_Box)
     ){
-      oputf("%12.12s: %s --wrap %d --wordwrap %s --%squote\n", "mode",
+      sqlite3_fprintf(p->out,
+            "%12.12s: %s --wrap %d --wordwrap %s --%squote\n", "mode",
             modeDescr[p->mode], p->cmOpts.iWrap,
             p->cmOpts.bWordWrap ? "on" : "off",
             p->cmOpts.bQuote ? "" : "no");
     }else{
-      oputf("%12.12s: %s\n","mode", modeDescr[p->mode]);
+      sqlite3_fprintf(p->out, "%12.12s: %s\n","mode", modeDescr[p->mode]);
     }
-    oputf("%12.12s: ", "nullvalue");
-    output_c_string(p->nullValue);
-    oputz("\n");
-    oputf("%12.12s: %s\n","output",
+    sqlite3_fprintf(p->out, "%12.12s: ", "nullvalue");
+    output_c_string(p->out, p->nullValue);
+    sqlite3_fputs("\n", p->out);
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","output",
           strlen30(p->outfile) ? p->outfile : "stdout");
-    oputf("%12.12s: ", "colseparator");
-     output_c_string(p->colSeparator);
-     oputz("\n");
-    oputf("%12.12s: ", "rowseparator");
-     output_c_string(p->rowSeparator);
-     oputz("\n");
+    sqlite3_fprintf(p->out, "%12.12s: ", "colseparator");
+    output_c_string(p->out, p->colSeparator);
+    sqlite3_fputs("\n", p->out);
+    sqlite3_fprintf(p->out, "%12.12s: ", "rowseparator");
+    output_c_string(p->out, p->rowSeparator);
+    sqlite3_fputs("\n", p->out);
     switch( p->statsOn ){
       case 0:  zOut = "off";     break;
       default: zOut = "on";      break;
       case 2:  zOut = "stmt";    break;
       case 3:  zOut = "vmstep";  break;
     }
-    oputf("%12.12s: %s\n","stats", zOut);
-    oputf("%12.12s: ", "width");
+    sqlite3_fprintf(p->out, "%12.12s: %s\n","stats", zOut);
+    sqlite3_fprintf(p->out, "%12.12s: ", "width");
     for (i=0;i<p->nWidth;i++) {
-      oputf("%d ", p->colWidth[i]);
+      sqlite3_fprintf(p->out, "%d ", p->colWidth[i]);
     }
-    oputz("\n");
-    oputf("%12.12s: %s\n", "filename",
+    sqlite3_fputs("\n", p->out);
+    sqlite3_fprintf(p->out, "%12.12s: %s\n", "filename",
           p->pAuxDb->zDbFilename ? p->pAuxDb->zDbFilename : "");
   }else
 
@@ -11089,9 +11198,10 @@ static int do_meta_command(char *zLine, ShellState *p){
       for(i=0; i<nPrintRow; i++){
         for(j=i; j<nRow; j+=nPrintRow){
           char *zSp = j<nPrintRow ? "" : "  ";
-          oputf("%s%-*s", zSp, maxlen, azResult[j] ? azResult[j]:"");
+          sqlite3_fprintf(p->out,
+               "%s%-*s", zSp, maxlen, azResult[j] ? azResult[j]:"");
         }
-        oputz("\n");
+        sqlite3_fputs("\n", p->out);
       }
     }
 
@@ -11167,10 +11277,10 @@ static int do_meta_command(char *zLine, ShellState *p){
 
     /* --help lists all test-controls */
     if( cli_strcmp(zCmd,"help")==0 ){
-      oputz("Available test-controls:\n");
+      sqlite3_fputs("Available test-controls:\n", p->out);
       for(i=0; i<ArraySize(aCtrl); i++){
         if( aCtrl[i].unSafe && !ShellHasFlag(p,SHFLG_TestingMode) ) continue;
-        oputf("  .testctrl %s %s\n",
+        sqlite3_fprintf(p->out, "  .testctrl %s %s\n",
               aCtrl[i].zCtrlName, aCtrl[i].zUsage);
       }
       rc = 1;
@@ -11187,7 +11297,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           testctrl = aCtrl[i].ctrlCode;
           iCtrl = i;
         }else{
-          eputf("Error: ambiguous test-control: \"%s\"\n"
+          sqlite3_fprintf(stderr,"Error: ambiguous test-control: \"%s\"\n"
                 "Use \".testctrl --help\" for help\n", zCmd);
           rc = 1;
           goto meta_command_exit;
@@ -11195,7 +11305,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
     }
     if( testctrl<0 ){
-      eputf("Error: unknown test-control: %s\n"
+      sqlite3_fprintf(stderr,"Error: unknown test-control: %s\n"
             "Use \".testctrl --help\" for help\n", zCmd);
     }else{
       switch(testctrl){
@@ -11271,12 +11381,13 @@ static int do_meta_command(char *zLine, ShellState *p){
                 if( sqlite3_stricmp(zLabel, aLabel[jj].zLabel)==0 ) break;
               }
               if( jj>=ArraySize(aLabel) ){
-                eputf("Error: no such optimization: \"%s\"\n", zLabel);
-                eputz("Should be one of:");
+                sqlite3_fprintf(stderr,
+                    "Error: no such optimization: \"%s\"\n", zLabel);
+                sqlite3_fputs("Should be one of:", stderr);
                 for(jj=0; jj<ArraySize(aLabel); jj++){
-                  eputf(" %s", aLabel[jj].zLabel);
+                  sqlite3_fprintf(stderr," %s", aLabel[jj].zLabel);
                 }
-                eputz("\n");
+                sqlite3_fputs("\n", stderr);
                 rc = 1;
                 goto meta_command_exit;
               }
@@ -11293,16 +11404,16 @@ static int do_meta_command(char *zLine, ShellState *p){
             curOpt = ~newOpt;
           }
           if( newOpt==0 ){
-            oputz("+All\n");
+            sqlite3_fputs("+All\n", p->out);
           }else if( newOpt==0xffffffff ){
-            oputz("-All\n");
+            sqlite3_fputs("-All\n", p->out);
           }else{
             int jj;
             for(jj=0; jj<ArraySize(aLabel); jj++){
               unsigned int m = aLabel[jj].mask;
               if( !aLabel[jj].bDsply  ) continue;
               if( (curOpt&m)!=(newOpt&m) ){
-                oputf("%c%s\n", (newOpt & m)==0 ? '+' : '-',
+                sqlite3_fprintf(p->out, "%c%s\n", (newOpt & m)==0 ? '+' : '-',
                       aLabel[jj].zLabel);
               }
             }
@@ -11346,7 +11457,7 @@ static int do_meta_command(char *zLine, ShellState *p){
             sqlite3 *db;
             if( ii==0 && cli_strcmp(azArg[2],"random")==0 ){
               sqlite3_randomness(sizeof(ii),&ii);
-              sputf(stdout, "-- random seed: %d\n", ii);
+              sqlite3_fprintf(stdout, "-- random seed: %d\n", ii);
             }
             if( nArg==3 ){
               db = 0;
@@ -11414,7 +11525,7 @@ static int do_meta_command(char *zLine, ShellState *p){
         case SQLITE_TESTCTRL_SEEK_COUNT: {
           u64 x = 0;
           rc2 = sqlite3_test_control(testctrl, p->db, &x);
-          oputf("%llu\n", x);
+          sqlite3_fprintf(p->out, "%llu\n", x);
           isOk = 3;
           break;
         }
@@ -11445,11 +11556,11 @@ static int do_meta_command(char *zLine, ShellState *p){
               int val = 0;
               rc2 = sqlite3_test_control(testctrl, -id, &val);
               if( rc2!=SQLITE_OK ) break;
-              if( id>1 ) oputz("  ");
-              oputf("%d: %d", id, val);
+              if( id>1 ) sqlite3_fputs("  ", p->out);
+              sqlite3_fprintf(p->out, "%d: %d", id, val);
               id++;
             }
-            if( id>1 ) oputz("\n");
+            if( id>1 ) sqlite3_fputs("\n", p->out);
             isOk = 3;
           }
           break;
@@ -11491,14 +11602,22 @@ static int do_meta_command(char *zLine, ShellState *p){
               faultsim_state.nHit = 0;
               sqlite3_test_control(testctrl, faultsim_callback);
             }else if( cli_strcmp(z,"status")==0 ){
-              oputf("faultsim.iId:       %d\n", faultsim_state.iId);
-              oputf("faultsim.iErr:      %d\n", faultsim_state.iErr);
-              oputf("faultsim.iCnt:      %d\n", faultsim_state.iCnt);
-              oputf("faultsim.nHit:      %d\n", faultsim_state.nHit);
-              oputf("faultsim.iInterval: %d\n", faultsim_state.iInterval);
-              oputf("faultsim.eVerbose:  %d\n", faultsim_state.eVerbose);
-              oputf("faultsim.nRepeat:   %d\n", faultsim_state.nRepeat);
-              oputf("faultsim.nSkip:     %d\n", faultsim_state.nSkip);
+              sqlite3_fprintf(p->out, "faultsim.iId:       %d\n",
+                              faultsim_state.iId);
+              sqlite3_fprintf(p->out, "faultsim.iErr:      %d\n",
+                              faultsim_state.iErr);
+              sqlite3_fprintf(p->out, "faultsim.iCnt:      %d\n",
+                              faultsim_state.iCnt);
+              sqlite3_fprintf(p->out, "faultsim.nHit:      %d\n",
+                              faultsim_state.nHit);
+              sqlite3_fprintf(p->out, "faultsim.iInterval: %d\n",
+                              faultsim_state.iInterval);
+              sqlite3_fprintf(p->out, "faultsim.eVerbose:  %d\n",
+                              faultsim_state.eVerbose);
+              sqlite3_fprintf(p->out, "faultsim.nRepeat:   %d\n",
+                              faultsim_state.nRepeat);
+              sqlite3_fprintf(p->out, "faultsim.nSkip:     %d\n",
+                              faultsim_state.nSkip);
             }else if( cli_strcmp(z,"-v")==0 ){
               if( faultsim_state.eVerbose<2 ) faultsim_state.eVerbose++;
             }else if( cli_strcmp(z,"-q")==0 ){
@@ -11516,7 +11635,8 @@ static int do_meta_command(char *zLine, ShellState *p){
             }else if( cli_strcmp(z,"-?")==0 || sqlite3_strglob("*help*",z)==0){
               bShowHelp = 1;
             }else{
-              eputf("Unrecognized fault_install argument: \"%s\"\n",
+              sqlite3_fprintf(stderr,
+                  "Unrecognized fault_install argument: \"%s\"\n",
                   azArg[kk]);
               rc = 1;
               bShowHelp = 1;
@@ -11524,7 +11644,7 @@ static int do_meta_command(char *zLine, ShellState *p){
             }
           }
           if( bShowHelp ){
-            oputz(
+            sqlite3_fputs(
                "Usage: .testctrl fault_install ARGS\n"
                "Possible arguments:\n"
                "   off               Disable faultsim\n"
@@ -11538,6 +11658,7 @@ static int do_meta_command(char *zLine, ShellState *p){
                "   --interval N      Trigger only after every N-th call\n"
                "   --repeat N        Turn off after N hits.  0 means never\n"
                "   --skip N          Skip the first N encounters\n"
+               ,p->out
             );
           }
           break;
@@ -11545,12 +11666,13 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
     }
     if( isOk==0 && iCtrl>=0 ){
-      oputf("Usage: .testctrl %s %s\n", zCmd,aCtrl[iCtrl].zUsage);
+      sqlite3_fprintf(p->out,
+          "Usage: .testctrl %s %s\n", zCmd,aCtrl[iCtrl].zUsage);
       rc = 1;
     }else if( isOk==1 ){
-      oputf("%d\n", rc2);
+      sqlite3_fprintf(p->out, "%d\n", rc2);
     }else if( isOk==2 ){
-      oputf("0x%08x\n", rc2);
+      sqlite3_fprintf(p->out, "0x%08x\n", rc2);
     }
   }else
 #endif /* !defined(SQLITE_UNTESTABLE) */
@@ -11605,7 +11727,7 @@ static int do_meta_command(char *zLine, ShellState *p){
           mType |= SQLITE_TRACE_CLOSE;
         }
         else {
-          eputf("Unknown option \"%s\" on \".trace\"\n", z);
+          sqlite3_fprintf(stderr,"Unknown option \"%s\" on \".trace\"\n", z);
           rc = 1;
           goto meta_command_exit;
         }
@@ -11665,7 +11787,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = sqlite3_user_authenticate(p->db, azArg[2], azArg[3],
                                      strlen30(azArg[3]));
       if( rc ){
-        eputf("Authentication failed for user %s\n", azArg[2]);
+        sqlite3_fprintf(stderr,"Authentication failed for user %s\n", azArg[2]);
         rc = 1;
       }
     }else if( cli_strcmp(azArg[1],"add")==0 ){
@@ -11677,7 +11799,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = sqlite3_user_add(p->db, azArg[2], azArg[3], strlen30(azArg[3]),
                             booleanValue(azArg[4]));
       if( rc ){
-        eputf("User-Add failed: %d\n", rc);
+        sqlite3_fprintf(stderr,"User-Add failed: %d\n", rc);
         rc = 1;
       }
     }else if( cli_strcmp(azArg[1],"edit")==0 ){
@@ -11689,7 +11811,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       rc = sqlite3_user_change(p->db, azArg[2], azArg[3], strlen30(azArg[3]),
                               booleanValue(azArg[4]));
       if( rc ){
-        eputf("User-Edit failed: %d\n", rc);
+        sqlite3_fprintf(stderr,"User-Edit failed: %d\n", rc);
         rc = 1;
       }
     }else if( cli_strcmp(azArg[1],"delete")==0 ){
@@ -11700,7 +11822,7 @@ static int do_meta_command(char *zLine, ShellState *p){
       }
       rc = sqlite3_user_delete(p->db, azArg[2]);
       if( rc ){
-        eputf("User-Delete failed: %d\n", rc);
+        sqlite3_fprintf(stderr,"User-Delete failed: %d\n", rc);
         rc = 1;
       }
     }else{
@@ -11713,21 +11835,21 @@ static int do_meta_command(char *zLine, ShellState *p){
 
   if( c=='v' && cli_strncmp(azArg[0], "version", n)==0 ){
     char *zPtrSz = sizeof(void*)==8 ? "64-bit" : "32-bit";
-    oputf("SQLite %s %s\n" /*extra-version-info*/,
+    sqlite3_fprintf(p->out, "SQLite %s %s\n" /*extra-version-info*/,
           sqlite3_libversion(), sqlite3_sourceid());
 #if SQLITE_HAVE_ZLIB
-    oputf("zlib version %s\n", zlibVersion());
+    sqlite3_fprintf(p->out, "zlib version %s\n", zlibVersion());
 #endif
 #define CTIMEOPT_VAL_(opt) #opt
 #define CTIMEOPT_VAL(opt) CTIMEOPT_VAL_(opt)
 #if defined(__clang__) && defined(__clang_major__)
-    oputf("clang-" CTIMEOPT_VAL(__clang_major__) "."
+    sqlite3_fprintf(p->out, "clang-" CTIMEOPT_VAL(__clang_major__) "."
           CTIMEOPT_VAL(__clang_minor__) "."
           CTIMEOPT_VAL(__clang_patchlevel__) " (%s)\n", zPtrSz);
 #elif defined(_MSC_VER)
-    oputf("msvc-" CTIMEOPT_VAL(_MSC_VER) " (%s)\n", zPtrSz);
+    sqlite3_fprintf(p->out, "msvc-" CTIMEOPT_VAL(_MSC_VER) " (%s)\n", zPtrSz);
 #elif defined(__GNUC__) && defined(__VERSION__)
-    oputf("gcc-" __VERSION__ " (%s)\n", zPtrSz);
+    sqlite3_fprintf(p->out, "gcc-" __VERSION__ " (%s)\n", zPtrSz);
 #endif
   }else
 
@@ -11737,10 +11859,10 @@ static int do_meta_command(char *zLine, ShellState *p){
     if( p->db ){
       sqlite3_file_control(p->db, zDbName, SQLITE_FCNTL_VFS_POINTER, &pVfs);
       if( pVfs ){
-        oputf("vfs.zName      = \"%s\"\n", pVfs->zName);
-        oputf("vfs.iVersion   = %d\n", pVfs->iVersion);
-        oputf("vfs.szOsFile   = %d\n", pVfs->szOsFile);
-        oputf("vfs.mxPathname = %d\n", pVfs->mxPathname);
+        sqlite3_fprintf(p->out, "vfs.zName      = \"%s\"\n", pVfs->zName);
+        sqlite3_fprintf(p->out, "vfs.iVersion   = %d\n", pVfs->iVersion);
+        sqlite3_fprintf(p->out, "vfs.szOsFile   = %d\n", pVfs->szOsFile);
+        sqlite3_fprintf(p->out, "vfs.mxPathname = %d\n", pVfs->mxPathname);
       }
     }
   }else
@@ -11752,13 +11874,13 @@ static int do_meta_command(char *zLine, ShellState *p){
       sqlite3_file_control(p->db, "main", SQLITE_FCNTL_VFS_POINTER, &pCurrent);
     }
     for(pVfs=sqlite3_vfs_find(0); pVfs; pVfs=pVfs->pNext){
-      oputf("vfs.zName      = \"%s\"%s\n", pVfs->zName,
+      sqlite3_fprintf(p->out, "vfs.zName      = \"%s\"%s\n", pVfs->zName,
             pVfs==pCurrent ? "  <--- CURRENT" : "");
-      oputf("vfs.iVersion   = %d\n", pVfs->iVersion);
-      oputf("vfs.szOsFile   = %d\n", pVfs->szOsFile);
-      oputf("vfs.mxPathname = %d\n", pVfs->mxPathname);
+      sqlite3_fprintf(p->out, "vfs.iVersion   = %d\n", pVfs->iVersion);
+      sqlite3_fprintf(p->out, "vfs.szOsFile   = %d\n", pVfs->szOsFile);
+      sqlite3_fprintf(p->out, "vfs.mxPathname = %d\n", pVfs->mxPathname);
       if( pVfs->pNext ){
-        oputz("-----------------------------------\n");
+        sqlite3_fputs("-----------------------------------\n", p->out);
       }
     }
   }else
@@ -11769,7 +11891,7 @@ static int do_meta_command(char *zLine, ShellState *p){
     if( p->db ){
       sqlite3_file_control(p->db, zDbName, SQLITE_FCNTL_VFSNAME, &zVfsName);
       if( zVfsName ){
-        oputf("%s\n", zVfsName);
+        sqlite3_fprintf(p->out, "%s\n", zVfsName);
         sqlite3_free(zVfsName);
       }
     }
@@ -11793,7 +11915,7 @@ static int do_meta_command(char *zLine, ShellState *p){
   }else
 
   {
-    eputf("Error: unknown command or invalid arguments: "
+    sqlite3_fprintf(stderr,"Error: unknown command or invalid arguments: "
           " \"%s\". Enter \".help\" for help\n", azArg[0]);
     rc = 1;
   }
@@ -12045,7 +12167,7 @@ static int runOneSqlLine(ShellState *p, char *zSql, FILE *in, int startline){
   if( p->flgProgress & SHELL_PROGRESS_RESET ) p->nProgress = 0;
   BEGIN_TIMER;
   rc = shell_exec(p, zSql, &zErrMsg);
-  END_TIMER;
+  END_TIMER(p->out);
   if( rc || zErrMsg ){
     char zPrefix[100];
     const char *zErrorTail;
@@ -12069,7 +12191,7 @@ static int runOneSqlLine(ShellState *p, char *zSql, FILE *in, int startline){
     }else{
       sqlite3_snprintf(sizeof(zPrefix), zPrefix, "%s:", zErrorType);
     }
-    eputf("%s %s\n", zPrefix, zErrorTail);
+    sqlite3_fprintf(stderr,"%s %s\n", zPrefix, zErrorTail);
     sqlite3_free(zErrMsg);
     zErrMsg = 0;
     return 1;
@@ -12078,7 +12200,7 @@ static int runOneSqlLine(ShellState *p, char *zSql, FILE *in, int startline){
     sqlite3_snprintf(sizeof(zLineBuf), zLineBuf,
             "changes: %lld   total_changes: %lld",
             sqlite3_changes64(p->db), sqlite3_total_changes64(p->db));
-    oputf("%s\n", zLineBuf);
+    sqlite3_fprintf(p->out, "%s\n", zLineBuf);
   }
 
   if( doAutoDetectRestore(p, zSql) ) return 1;
@@ -12086,7 +12208,7 @@ static int runOneSqlLine(ShellState *p, char *zSql, FILE *in, int startline){
 }
 
 static void echo_group_input(ShellState *p, const char *zDo){
-  if( ShellHasFlag(p, SHFLG_Echo) ) oputf("%s\n", zDo);
+  if( ShellHasFlag(p, SHFLG_Echo) ) sqlite3_fprintf(p->out, "%s\n", zDo);
 }
 
 #ifdef SQLITE_SHELL_FIDDLE
@@ -12144,7 +12266,7 @@ static int process_input(ShellState *p){
 
   if( p->inputNesting==MAX_INPUT_NESTING ){
     /* This will be more informative in a later version. */
-    eputf("Input nesting limit (%d) reached at line %d."
+    sqlite3_fprintf(stderr,"Input nesting limit (%d) reached at line %d."
           " Check recursion.\n", MAX_INPUT_NESTING, p->lineno);
     return 1;
   }
@@ -12156,7 +12278,7 @@ static int process_input(ShellState *p){
     zLine = one_input_line(p->in, zLine, nSql>0);
     if( zLine==0 ){
       /* End of input */
-      if( p->in==0 && stdin_is_interactive ) oputz("\n");
+      if( p->in==0 && stdin_is_interactive ) sqlite3_fputs("\n", p->out);
       break;
     }
     if( seenInterrupt ){
@@ -12376,15 +12498,15 @@ static void process_sqliterc(
     shell_check_oom(zBuf);
     sqliterc = zBuf;
   }
-  p->in = fopen(sqliterc,"rb");
+  p->in = sqlite3_fopen(sqliterc,"rb");
   if( p->in ){
     if( stdin_is_interactive ){
-      eputf("-- Loading resources from %s\n", sqliterc);
+      sqlite3_fprintf(stderr,"-- Loading resources from %s\n", sqliterc);
     }
     if( process_input(p) && bail_on_error ) exit(1);
     fclose(p->in);
   }else if( sqliterc_override!=0 ){
-    eputf("cannot open: \"%s\"\n", sqliterc);
+    sqlite3_fprintf(stderr,"cannot open: \"%s\"\n", sqliterc);
     if( bail_on_error ) exit(1);
   }
   p->in = inSaved;
@@ -12459,11 +12581,11 @@ static const char zOptions[] =
 #endif
 ;
 static void usage(int showDetail){
-  eputf("Usage: %s [OPTIONS] [FILENAME [SQL]]\n"
+  sqlite3_fprintf(stderr,"Usage: %s [OPTIONS] [FILENAME [SQL]]\n"
        "FILENAME is the name of an SQLite database. A new database is created\n"
        "if the file does not previously exist. Defaults to :memory:.\n", Argv0);
   if( showDetail ){
-    eputf("OPTIONS include:\n%s", zOptions);
+    sqlite3_fprintf(stderr,"OPTIONS include:\n%s", zOptions);
   }else{
     eputz("Use the -help option for additional information\n");
   }
@@ -12523,7 +12645,7 @@ static void printBold(const char *zText){
 }
 #else
 static void printBold(const char *zText){
-  sputf(stdout, "\033[1m%s\033[0m", zText);
+  sqlite3_fprintf(stdout, "\033[1m%s\033[0m", zText);
 }
 #endif
 
@@ -12533,7 +12655,8 @@ static void printBold(const char *zText){
 */
 static char *cmdline_option_value(int argc, char **argv, int i){
   if( i==argc ){
-    eputf("%s: Error: missing argument to %s\n", argv[0], argv[argc-1]);
+    sqlite3_fprintf(stderr,
+            "%s: Error: missing argument to %s\n", argv[0], argv[argc-1]);
     exit(1);
   }
   return argv[i];
@@ -12570,7 +12693,6 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
 #  define data shellState
 #else
   ShellState data;
-  StreamsAreConsole consStreams = SAC_NoConsole;
 #endif
   const char *zInitFile = 0;
   int i;
@@ -12593,10 +12715,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
   stdout_is_console = 1;
   data.wasm.zDefaultDbName = "/fiddle.sqlite3";
 #else
-  consStreams = consoleClassifySetup(stdin, stdout, stderr);
-  stdin_is_interactive = (consStreams & SAC_InConsole)!=0;
-  stdout_is_console = (consStreams & SAC_OutConsole)!=0;
-  atexit(consoleRestore);
+  stdin_is_interactive = isatty(0);
+  stdout_is_console = isatty(1);
 #endif
   atexit(sayAbnormalExit);
 #ifdef SQLITE_DEBUG
@@ -12605,9 +12725,15 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
 #if !defined(_WIN32_WCE)
   if( getenv("SQLITE_DEBUG_BREAK") ){
     if( isatty(0) && isatty(2) ){
-      eputf("attach debugger to process %d and press any key to continue.\n",
+      char zLine[100];
+      sqlite3_fprintf(stderr,
+            "attach debugger to process %d and press ENTER to continue...",
             GETPID());
-      fgetc(stdin);
+      if( sqlite3_fgets(zLine, sizeof(zLine), stdin)!=0
+       && cli_strcmp(zLine,"stop")==0
+      ){
+        exit(1);
+      }
     }else{
 #if defined(_WIN32) || defined(WIN32)
 #if SQLITE_OS_WINRT
@@ -12632,7 +12758,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
 
 #if USE_SYSTEM_SQLITE+0!=1
   if( cli_strncmp(sqlite3_sourceid(),SQLITE_SOURCE_ID,60)!=0 ){
-    eputf("SQLite header and source version mismatch\n%s\n%s\n",
+    sqlite3_fprintf(stderr,
+          "SQLite header and source version mismatch\n%s\n%s\n",
           sqlite3_sourceid(), SQLITE_SOURCE_ID);
     exit(1);
   }
@@ -12775,7 +12902,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
          default: sqlite3_config(SQLITE_CONFIG_SERIALIZED);    break;
       }
     }else if( cli_strcmp(z,"-vfstrace")==0 ){
-      vfstrace_register("trace",0,(int(*)(const char*,void*))fputs,stderr,1);
+      vfstrace_register("trace",0,(int(*)(const char*,void*))sqlite3_fputs,
+                        stderr,1);
       bEnableVfstrace = 1;
 #ifdef SQLITE_ENABLE_MULTIPLEX
     }else if( cli_strcmp(z,"-multiplex")==0 ){
@@ -12856,7 +12984,7 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
     if( pVfs ){
       sqlite3_vfs_register(pVfs, 1);
     }else{
-      eputf("no such VFS: \"%s\"\n", zVfs);
+      sqlite3_fprintf(stderr,"no such VFS: \"%s\"\n", zVfs);
       exit(1);
     }
   }
@@ -12866,7 +12994,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
     data.pAuxDb->zDbFilename = ":memory:";
     warnInmemoryDb = argc==1;
 #else
-    eputf("%s: Error: no database filename specified\n", Argv0);
+    sqlite3_fprintf(stderr,
+                    "%s: Error: no database filename specified\n", Argv0);
     return 1;
 #endif
   }
@@ -12983,7 +13112,7 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
     }else if( cli_strcmp(z,"-bail")==0 ){
       /* No-op.  The bail_on_error flag should already be set. */
     }else if( cli_strcmp(z,"-version")==0 ){
-      sputf(stdout, "%s %s (%d-bit)\n",
+      sqlite3_fprintf(stdout, "%s %s (%d-bit)\n",
             sqlite3_libversion(), sqlite3_sourceid(), 8*(int)sizeof(char*));
       return 0;
     }else if( cli_strcmp(z,"-interactive")==0 ){
@@ -13046,14 +13175,14 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
           shellEmitError(zErrMsg);
           if( bail_on_error ) return rc!=0 ? rc : 1;
         }else if( rc!=0 ){
-          eputf("Error: unable to process SQL \"%s\"\n", z);
+          sqlite3_fprintf(stderr,"Error: unable to process SQL \"%s\"\n", z);
           if( bail_on_error ) return rc;
         }
       }
 #if !defined(SQLITE_OMIT_VIRTUALTABLE) && defined(SQLITE_HAVE_ZLIB)
     }else if( cli_strncmp(z, "-A", 2)==0 ){
       if( nCmd>0 ){
-        eputf("Error: cannot mix regular SQL or dot-commands"
+        sqlite3_fprintf(stderr,"Error: cannot mix regular SQL or dot-commands"
               " with \"%s\"\n", z);
         return 1;
       }
@@ -13072,7 +13201,7 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
     }else if( cli_strcmp(z,"-unsafe-testing")==0 ){
       /* Acted upon in first pass. */
     }else{
-      eputf("%s: Error: unknown option: %s\n", Argv0, z);
+      sqlite3_fprintf(stderr,"%s: Error: unknown option: %s\n", Argv0, z);
       eputz("Use -help for a list of options.\n");
       return 1;
     }
@@ -13099,7 +13228,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
           if( zErrMsg!=0 ){
             shellEmitError(zErrMsg);
           }else{
-            eputf("Error: unable to process SQL: %s\n", azCmd[i]);
+            sqlite3_fprintf(stderr,
+                            "Error: unable to process SQL: %s\n", azCmd[i]);
           }
           sqlite3_free(zErrMsg);
           if( rc==0 ) rc = 1;
@@ -13119,7 +13249,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
 #else
 # define SHELL_CIO_CHAR_SET ""
 #endif
-      sputf(stdout, "SQLite version %s %.19s%s\n" /*extra-version-info*/
+      sqlite3_fprintf(stdout,
+            "SQLite version %s %.19s%s\n" /*extra-version-info*/
             "Enter \".help\" for usage hints.\n",
             sqlite3_libversion(), sqlite3_sourceid(), SHELL_CIO_CHAR_SET);
       if( warnInmemoryDb ){
@@ -13195,7 +13326,7 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
   }
 #ifdef SQLITE_DEBUG
   if( sqlite3_memory_used()>mem_main_enter ){
-    eputf("Memory leaked: %u bytes\n",
+    sqlite3_fprintf(stderr,"Memory leaked: %u bytes\n",
           (unsigned int)(sqlite3_memory_used()-mem_main_enter));
   }
 #endif
@@ -13235,7 +13366,7 @@ sqlite3_vfs * fiddle_db_vfs(const char *zDbName){
 
 /* Only for emcc experimentation purposes. */
 sqlite3 * fiddle_db_arg(sqlite3 *arg){
-    oputf("fiddle_db_arg(%p)\n", (const void*)arg);
+    sqlite3_fprintf(stdout, "fiddle_db_arg(%p)\n", (const void*)arg);
     return arg;
 }
 
@@ -13272,7 +13403,7 @@ void fiddle_reset_db(void){
       ** Resolve problem reported in
       ** https://sqlite.org/forum/forumpost/0b41a25d65
       */
-      oputz("Rolling back in-progress transaction.\n");
+      sqlite3_fputs("Rolling back in-progress transaction.\n", stdout);
       sqlite3_exec(globalDb,"ROLLBACK", 0, 0, 0);
     }
     rc = sqlite3_db_config(globalDb, SQLITE_DBCONFIG_RESET_DATABASE, 1, 0);
diff --git a/src/sqlite.h.in b/src/sqlite.h.in
index 013be20371..a87ea45913 100644
--- a/src/sqlite.h.in
+++ b/src/sqlite.h.in
@@ -4222,13 +4222,17 @@ int sqlite3_limit(sqlite3*, int id, int newVal);
 ** and sqlite3_prepare16_v3() use UTF-16.
 **
 ** ^If the nByte argument is negative, then zSql is read up to the
-** first zero terminator. ^If nByte is positive, then it is the
-** number of bytes read from zSql.  ^If nByte is zero, then no prepared
+** first zero terminator. ^If nByte is positive, then it is the maximum
+** number of bytes read from zSql.  When nByte is positive, zSql is read
+** up to the first zero terminator or until the nByte bytes have been read,
+** whichever comes first.  ^If nByte is zero, then no prepared
 ** statement is generated.
 ** If the caller knows that the supplied string is nul-terminated, then
 ** there is a small performance advantage to passing an nByte parameter that
 ** is the number of bytes in the input string <i>including</i>
 ** the nul-terminator.
+** Note that nByte measure the length of the input in bytes, not
+** characters, even for the UTF-16 inferfaces.
 **
 ** ^If pzTail is not NULL then *pzTail is made to point to the first byte
 ** past the end of the first SQL statement in zSql.  These routines only
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 604f7e975e..5b166d9a36 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -4249,6 +4249,41 @@ typedef struct {
 # define Tuning(X)  0
 #endif
 
+/* By default, SQLite will use long double if the long double type
+** actually provides higher resolution than double.  This use or non-use
+** of long double is switchable at run-time by a test-control. Dekker
+** algorithms are used for high-precision floating point when long double
+** is not available.
+**
+** Having the run-time option to enable/disable long double support
+** causes problems for some compiler tool chains.  So the following
+** compile-time option is available to permanently enable/disable the use
+** of long double.
+**
+**    -DSQLITE_USE_LONG_DOUBLE=0      Omit all use of "long double" from
+**                                    the code. Instead, the Dekker algorithm
+**                                    is always used when high-precision
+**                                    floating point is required.
+**
+**    -DSQLITE_USE_LONG_DOUBLE=1      Always use long double when high
+**                                    precision is needed. Never fall back
+**                                    to using Dekker algorithms.
+**
+** If the SQLITE_USE_LONG_DOUBLE macro is not defined, then the determination
+** of whether or not to use long double is made at run-time.
+*/
+#ifndef SQLITE_USE_LONG_DOUBLE
+# define SqliteUseLongDouble  sqlite3Config.bUseLongDouble
+#elif SQLITE_USE_LONG_DOUBLE+0==1
+# define SqliteUseLongDouble  1
+#elif SQLITE_USE_LONG_DOUBLE+0==0
+# undef LONGDOUBLE_TYPE
+# define LONGDOUBLE_TYPE double
+# define SqliteUseLongDouble  0
+#else
+#  error "SQLITE_USE_LONG_DOUBLE should be set to either 0 or 1"
+#endif
+
 /*
 ** Structure containing global configuration data for the SQLite library.
 **
diff --git a/src/util.c b/src/util.c
index 0cebb474a2..6725306eda 100644
--- a/src/util.c
+++ b/src/util.c
@@ -458,6 +458,7 @@ u8 sqlite3StrIHash(const char *z){
   return h;
 }
 
+#if !defined(SQLITE_USE_LONG_DOUBLE) || SQLITE_USE_LONG_DOUBLE+0==0
 /* Double-Double multiplication.  (x[0],x[1]) *= (y,yy)
 **
 ** Reference:
@@ -493,6 +494,9 @@ static void dekkerMul2(volatile double *x, double y, double yy){
   x[1] = c - x[0];
   x[1] += cc;
 }
+#else
+# define dekkerMul2(A,B,C)  /* No-op if SqliteUseLongDouble is always true */
+#endif
 
 /*
 ** The string z[] is an text representation of a real number.
@@ -652,7 +656,7 @@ do_atof_calc:
 
   if( e==0 ){
     *pResult = s;
-  }else if( sqlite3Config.bUseLongDouble ){
+  }else if( SqliteUseLongDouble ){
     LONGDOUBLE_TYPE r = (LONGDOUBLE_TYPE)s;
     if( e>0 ){
       while( e>=100  ){ e-=100; r *= 1.0e+100L; }
@@ -1063,7 +1067,7 @@ void sqlite3FpDecode(FpDecode *p, double r, int iRound, int mxRound){
   /* Multiply r by powers of ten until it lands somewhere in between
   ** 1.0e+19 and 1.0e+17.
   */
-  if( sqlite3Config.bUseLongDouble ){
+  if( SqliteUseLongDouble ){
     LONGDOUBLE_TYPE rr = r;
     if( rr>=1.0e+19 ){
       while( rr>=1.0e+119L ){ exp+=100; rr *= 1.0e-100L; }
diff --git a/src/vdbeaux.c b/src/vdbeaux.c
index a66bdecffb..5ff4ca928c 100644
--- a/src/vdbeaux.c
+++ b/src/vdbeaux.c
@@ -4512,9 +4512,13 @@ SQLITE_NOINLINE int sqlite3BlobCompare(const Mem *pB1, const Mem *pB2){
 ** We must use separate SQLITE_NOINLINE functions here, since otherwise
 ** optimizer code movement causes gcov to become very confused.
 */
-#if  defined(SQLITE_COVERAGE_TEST) || defined(SQLITE_DEBUG)
+#if  (defined(SQLITE_COVERAGE_TEST) || defined(SQLITE_DEBUG)) \
+  && (!defined(SQLITE_USE_LONG_DOUBLE) || SQLITE_USE_LONG_DOUBLE+0==0)
 static int SQLITE_NOINLINE doubleLt(double a, double b){ return a<b; }
 static int SQLITE_NOINLINE doubleEq(double a, double b){ return a==b; }
+#else
+# define doubleLt(A,B) 1
+# define doubleEq(A,B) 1
 #endif
 
 /*
@@ -4528,7 +4532,7 @@ int sqlite3IntFloatCompare(i64 i, double r){
     ** than NULL */
     return 1;
   }
-  if( sqlite3Config.bUseLongDouble ){
+  if( SqliteUseLongDouble ){
     LONGDOUBLE_TYPE x = (LONGDOUBLE_TYPE)i;
     testcase( x<r );
     testcase( x>r );
diff --git a/test/shell1.test b/test/shell1.test
index f355989c31..b4883e3521 100644
--- a/test/shell1.test
+++ b/test/shell1.test
@@ -516,6 +516,8 @@ do_test shell1-3.15.3 {
    Options:
      --bom                 Prefix output with a UTF8 byte-order mark
      -e                    Send output to the system text editor
+     --plain               Use text/plain for -w option
+     -w                    Send output to a web browser
      -x                    Send output as CSV to a spreadsheet
 child process exited abnormally}}
 
@@ -532,6 +534,8 @@ do_test shell1-3.16.2 {
    Options:
      --bom                 Prefix output with a UTF8 byte-order mark
      -e                    Send output to the system text editor
+     --plain               Use text/plain for -w option
+     -w                    Send output to a web browser
      -x                    Send output as CSV to a spreadsheet
 child process exited abnormally}}
 
diff --git a/test/speedtest1.c b/test/speedtest1.c
index 5709423818..00559b3bc8 100644
--- a/test/speedtest1.c
+++ b/test/speedtest1.c
@@ -2277,6 +2277,7 @@ int main(int argc, char **argv){
   int iCur, iHi;                /* Stats values, current and "highwater" */
   int i;                        /* Loop counter */
   int rc;                       /* API return code */
+  int useLongDouble = -1;       /* True to set use of long-double */
 
 #ifdef SQLITE_SPEEDTEST1_WASM
   /* Resetting all state is important for the WASM build, which may
@@ -2334,6 +2335,8 @@ int main(int argc, char **argv){
       }else if( strcmp(z,"key")==0 ){
         ARGC_VALUE_CHECK(1);
         zKey = argv[++i];
+      }else if( strcmp(z,"longdouble")==0 ){
+        useLongDouble = 1;
       }else if( strcmp(z,"lookaside")==0 ){
         ARGC_VALUE_CHECK(2);
         nLook = integerValue(argv[i+1]);
@@ -2353,9 +2356,7 @@ int main(int argc, char **argv){
         mmapSize = integerValue(argv[++i]);
  #endif
       }else if( strcmp(z,"nolongdouble")==0 ){
-#ifdef SQLITE_TESTCTRL_USELONGDOUBLE
-        sqlite3_test_control(SQLITE_TESTCTRL_USELONGDOUBLE, 0);
-#endif       
+        useLongDouble = 0;
       }else if( strcmp(z,"nomutex")==0 ){
         openFlags |= SQLITE_OPEN_NOMUTEX;
       }else if( strcmp(z,"nosync")==0 ){
@@ -2528,6 +2529,11 @@ int main(int argc, char **argv){
     if( rc ) fatal_error("lookaside configuration failed: %d\n", rc);
   }
 #endif
+#ifdef SQLITE_TESTCTRL_USELONGDOUBLE
+  if( useLongDouble>=0 ){
+    sqlite3_test_control(SQLITE_TESTCTRL_USELONGDOUBLE, useLongDouble);
+  }
+#endif       
   if( g.nReserve>0 ){
     sqlite3_file_control(g.db, 0, SQLITE_FCNTL_RESERVE_BYTES, &g.nReserve);
   }
diff --git a/tool/sqldiff.c b/tool/sqldiff.c
index 8b2293cafd..bb26daf139 100644
--- a/tool/sqldiff.c
+++ b/tool/sqldiff.c
@@ -14,7 +14,7 @@
 ** between two SQLite databases.
 **
 ** To compile, simply link against SQLite.  (Windows builds must also link
-** against ext/consio/console_io.c.)
+** against ext/misc/sqlite3_stdio.c.)
 **
 ** See the showHelp() routine below for a brief description of how to
 ** run the utility.
@@ -26,19 +26,7 @@
 #include <string.h>
 #include <assert.h>
 #include "sqlite3.h"
-
-/* Output function substitutions that cause UTF8 characters to be rendered
-** correctly on Windows:
-**
-**     fprintf()  ->  Wfprintf()
-**
-*/
-#if defined(_WIN32)
-# include "console_io.h"
-# define Wfprintf fPrintfUtf8
-#else
-# define Wfprintf fprintf
-#endif
+#include "sqlite3_stdio.h"
 
 /*
 ** All global variables are gathered into the "g" singleton.
@@ -76,9 +64,9 @@ static void cmdlineError(const char *zFormat, ...){
   va_start(ap, zFormat);
   sqlite3_str_vappendf(pOut, zFormat, ap);
   va_end(ap);
-  Wfprintf(stderr, "%s: %s\n", g.zArgv0, sqlite3_str_value(pOut));
+  sqlite3_fprintf(stderr, "%s: %s\n", g.zArgv0, sqlite3_str_value(pOut));
   strFree(pOut);
-  Wfprintf(stderr, "\"%s --help\" for more help\n", g.zArgv0);
+  sqlite3_fprintf(stderr, "\"%s --help\" for more help\n", g.zArgv0);
   exit(1);
 }
 
@@ -92,7 +80,7 @@ static void runtimeError(const char *zFormat, ...){
   va_start(ap, zFormat);
   sqlite3_str_vappendf(pOut, zFormat, ap);
   va_end(ap);
-  Wfprintf(stderr, "%s: %s\n", g.zArgv0, sqlite3_str_value(pOut));
+  sqlite3_fprintf(stderr, "%s: %s\n", g.zArgv0, sqlite3_str_value(pOut));
   strFree(pOut);
   exit(1);
 }
@@ -349,11 +337,11 @@ static void printQuoted(FILE *out, sqlite3_value *X){
       char zBuf[50];
       r1 = sqlite3_value_double(X);
       sqlite3_snprintf(sizeof(zBuf), zBuf, "%!.15g", r1);
-      fprintf(out, "%s", zBuf);
+      sqlite3_fprintf(out, "%s", zBuf);
       break;
     }
     case SQLITE_INTEGER: {
-      fprintf(out, "%lld", sqlite3_value_int64(X));
+      sqlite3_fprintf(out, "%lld", sqlite3_value_int64(X));
       break;
     }
     case SQLITE_BLOB: {
@@ -361,14 +349,14 @@ static void printQuoted(FILE *out, sqlite3_value *X){
       int nBlob = sqlite3_value_bytes(X);
       if( zBlob ){
         int i;
-        fprintf(out, "x'");
+        sqlite3_fprintf(out, "x'");
         for(i=0; i<nBlob; i++){
-          fprintf(out, "%02x", zBlob[i]);
+          sqlite3_fprintf(out, "%02x", zBlob[i]);
         }
-        fprintf(out, "'");
+        sqlite3_fprintf(out, "'");
       }else{
         /* Could be an OOM, could be a zero-byte blob */
-        fprintf(out, "X''");
+        sqlite3_fprintf(out, "X''");
       }
       break;
     }
@@ -376,38 +364,38 @@ static void printQuoted(FILE *out, sqlite3_value *X){
       const unsigned char *zArg = sqlite3_value_text(X);
 
       if( zArg==0 ){
-        fprintf(out, "NULL");
+        sqlite3_fprintf(out, "NULL");
       }else{
         int inctl = 0;
         int i, j;
-        fprintf(out, "'");
+        sqlite3_fprintf(out, "'");
         for(i=j=0; zArg[i]; i++){
           char c = zArg[i];
           int ctl = iscntrl((unsigned char)c);
           if( ctl>inctl ){
             inctl = ctl;
-            fprintf(out, "%.*s'||X'%02x", i-j, &zArg[j], c);
+            sqlite3_fprintf(out, "%.*s'||X'%02x", i-j, &zArg[j], c);
             j = i+1;
           }else if( ctl ){
-            fprintf(out, "%02x", c);
+            sqlite3_fprintf(out, "%02x", c);
             j = i+1;
           }else{
             if( inctl ){
               inctl = 0;
-              fprintf(out, "'\n||'");
+              sqlite3_fprintf(out, "'\n||'");
             }
             if( c=='\'' ){
-              fprintf(out, "%.*s'", i-j+1, &zArg[j]);
+              sqlite3_fprintf(out, "%.*s'", i-j+1, &zArg[j]);
               j = i+1;
             }
           }
         }
-        fprintf(out, "%s'", &zArg[j]);
+        sqlite3_fprintf(out, "%s'", &zArg[j]);
       }
       break;
     }
     case SQLITE_NULL: {
-      fprintf(out, "NULL");
+      sqlite3_fprintf(out, "NULL");
       break;
     }
   }
@@ -428,7 +416,7 @@ static void dump_table(const char *zTab, FILE *out){
 
   pStmt = db_prepare("SELECT sql FROM aux.sqlite_schema WHERE name=%Q", zTab);
   if( SQLITE_ROW==sqlite3_step(pStmt) ){
-    fprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
+    sqlite3_fprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
   }
   sqlite3_finalize(pStmt);
   if( !g.bSchemaOnly ){
@@ -463,14 +451,14 @@ static void dump_table(const char *zTab, FILE *out){
     }
     nCol = sqlite3_column_count(pStmt);
     while( SQLITE_ROW==sqlite3_step(pStmt) ){
-      Wfprintf(out, "%s",sqlite3_str_value(pIns));
+      sqlite3_fprintf(out, "%s",sqlite3_str_value(pIns));
       zSep = "(";
       for(i=0; i<nCol; i++){
-        Wfprintf(out, "%s",zSep);
+        sqlite3_fprintf(out, "%s",zSep);
         printQuoted(out, sqlite3_column_value(pStmt,i));
         zSep = ",";
       }
-      Wfprintf(out, ");\n");
+      sqlite3_fprintf(out, ");\n");
     }
     sqlite3_finalize(pStmt);
     strFree(pIns);
@@ -479,7 +467,7 @@ static void dump_table(const char *zTab, FILE *out){
                      " WHERE type='index' AND tbl_name=%Q AND sql IS NOT NULL",
                      zTab);
   while( SQLITE_ROW==sqlite3_step(pStmt) ){
-    Wfprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
+    sqlite3_fprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
   }
   sqlite3_finalize(pStmt);
   sqlite3_free(zId);
@@ -514,14 +502,14 @@ static void diff_one_table(const char *zTab, FILE *out){
     */
     az = columnNames("aux",zTab, &nPk, 0);
     if( az==0 ){
-      Wfprintf(stdout, "Rowid not accessible for %s\n", zId);
+      sqlite3_fprintf(stdout, "Rowid not accessible for %s\n", zId);
     }else{
-      Wfprintf(stdout, "%s:", zId);
+      sqlite3_fprintf(stdout, "%s:", zId);
       for(i=0; az[i]; i++){
-        Wfprintf(stdout, " %s", az[i]);
-        if( i+1==nPk ) Wfprintf(stdout, " *");
+        sqlite3_fprintf(stdout, " %s", az[i]);
+        if( i+1==nPk ) sqlite3_fprintf(stdout, " *");
       }
-      Wfprintf(stdout, "\n");
+      sqlite3_fprintf(stdout, "\n");
     }
     goto end_diff_one_table;
   }
@@ -530,9 +518,9 @@ static void diff_one_table(const char *zTab, FILE *out){
     if( !sqlite3_table_column_metadata(g.db,"main",zTab,0,0,0,0,0,0) ){
       /* Table missing from second database. */
       if( g.bSchemaCompare )
-        Wfprintf(out, "-- 2nd DB has no %s table\n", zTab);
+        sqlite3_fprintf(out, "-- 2nd DB has no %s table\n", zTab);
       else
-        Wfprintf(out, "DROP TABLE %s;\n", zId);
+        sqlite3_fprintf(out, "DROP TABLE %s;\n", zId);
     }
     goto end_diff_one_table;
   }
@@ -540,7 +528,7 @@ static void diff_one_table(const char *zTab, FILE *out){
   if( sqlite3_table_column_metadata(g.db,"main",zTab,0,0,0,0,0,0) ){
     /* Table missing from source */
     if( g.bSchemaCompare ){
-      Wfprintf(out, "-- 1st DB has no %s table\n", zTab);
+      sqlite3_fprintf(out, "-- 1st DB has no %s table\n", zTab);
     }else{
       dump_table(zTab, out);
     }
@@ -560,7 +548,7 @@ static void diff_one_table(const char *zTab, FILE *out){
    || az[n]
   ){
     /* Schema mismatch */
-    Wfprintf(out, "%sDROP TABLE %s; -- due to schema mismatch\n", zLead, zId);
+    sqlite3_fprintf(out, "%sDROP TABLE %s; -- due to schema mismatch\n", zLead, zId);
     dump_table(zTab, out);
     goto end_diff_one_table;
   }
@@ -568,7 +556,7 @@ static void diff_one_table(const char *zTab, FILE *out){
   /* Build the comparison query */
   for(n2=n; az2[n2]; n2++){
     char *zNTab = safeId(az2[n2]);
-    Wfprintf(out, "ALTER TABLE %s ADD COLUMN %s;\n", zId, zNTab);
+    sqlite3_fprintf(out, "ALTER TABLE %s ADD COLUMN %s;\n", zId, zNTab);
     sqlite3_free(zNTab);
   }
   nQ = nPk2+1+2*(n2-nPk2);
@@ -669,7 +657,7 @@ static void diff_one_table(const char *zTab, FILE *out){
     zTab, zTab);
   while( SQLITE_ROW==sqlite3_step(pStmt) ){
     char *z = safeId((const char*)sqlite3_column_text(pStmt,0));
-    fprintf(out, "DROP INDEX %s;\n", z);
+    sqlite3_fprintf(out, "DROP INDEX %s;\n", z);
     sqlite3_free(z);
   }
   sqlite3_finalize(pStmt);
@@ -681,39 +669,39 @@ static void diff_one_table(const char *zTab, FILE *out){
       int iType = sqlite3_column_int(pStmt, nPk);
       if( iType==1 || iType==2 ){
         if( iType==1 ){       /* Change the content of a row */
-          fprintf(out, "%sUPDATE %s", zLead, zId);
+          sqlite3_fprintf(out, "%sUPDATE %s", zLead, zId);
           zSep = " SET";
           for(i=nPk+1; i<nQ; i+=2){
             if( sqlite3_column_int(pStmt,i)==0 ) continue;
-            fprintf(out, "%s %s=", zSep, az2[(i+nPk-1)/2]);
+            sqlite3_fprintf(out, "%s %s=", zSep, az2[(i+nPk-1)/2]);
             zSep = ",";
             printQuoted(out, sqlite3_column_value(pStmt,i+1));
           }
         }else{                /* Delete a row */
-          fprintf(out, "%sDELETE FROM %s", zLead, zId);
+          sqlite3_fprintf(out, "%sDELETE FROM %s", zLead, zId);
         }
         zSep = " WHERE";
         for(i=0; i<nPk; i++){
-          fprintf(out, "%s %s=", zSep, az2[i]);
+          sqlite3_fprintf(out, "%s %s=", zSep, az2[i]);
           printQuoted(out, sqlite3_column_value(pStmt,i));
           zSep = " AND";
         }
-        fprintf(out, ";\n");
+        sqlite3_fprintf(out, ";\n");
       }else{                  /* Insert a row */
-        fprintf(out, "%sINSERT INTO %s(%s", zLead, zId, az2[0]);
-        for(i=1; az2[i]; i++) fprintf(out, ",%s", az2[i]);
-        fprintf(out, ") VALUES");
+        sqlite3_fprintf(out, "%sINSERT INTO %s(%s", zLead, zId, az2[0]);
+        for(i=1; az2[i]; i++) sqlite3_fprintf(out, ",%s", az2[i]);
+        sqlite3_fprintf(out, ") VALUES");
         zSep = "(";
         for(i=0; i<nPk2; i++){
-          fprintf(out, "%s", zSep);
+          sqlite3_fprintf(out, "%s", zSep);
           zSep = ",";
           printQuoted(out, sqlite3_column_value(pStmt,i));
         }
         for(i=nPk2+2; i<nQ; i+=2){
-          fprintf(out, ",");
+          sqlite3_fprintf(out, ",");
           printQuoted(out, sqlite3_column_value(pStmt,i));
         }
-        fprintf(out, ");\n");
+        sqlite3_fprintf(out, ");\n");
       }
     }
     sqlite3_finalize(pStmt);
@@ -729,7 +717,7 @@ static void diff_one_table(const char *zTab, FILE *out){
     "                      AND sql IS NOT NULL)",
     zTab, zTab);
   while( SQLITE_ROW==sqlite3_step(pStmt) ){
-    fprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
+    sqlite3_fprintf(out, "%s;\n", sqlite3_column_text(pStmt,0));
   }
   sqlite3_finalize(pStmt);
 
@@ -1283,17 +1271,17 @@ static void rbudiff_one_table(const char *zTab, FILE *out){
     ** statement first. And reset pCt so that it will not be
     ** printed again.  */
     if( sqlite3_str_length(pCt) ){
-      fprintf(out, "%s\n", sqlite3_str_value(pCt));
+      sqlite3_fprintf(out, "%s\n", sqlite3_str_value(pCt));
       sqlite3_str_reset(pCt);
     }
 
     /* Output the first part of the INSERT statement */
-    fprintf(out, "%s", sqlite3_str_value(pInsert));
+    sqlite3_fprintf(out, "%s", sqlite3_str_value(pInsert));
     nRow++;
 
     if( sqlite3_column_type(pStmt, nCol)==SQLITE_INTEGER ){
       for(i=0; i<=nCol; i++){
-        if( i>0 ) fprintf(out, ", ");
+        if( i>0 ) sqlite3_fprintf(out, ", ");
         printQuoted(out, sqlite3_column_value(pStmt, i));
       }
     }else{
@@ -1320,9 +1308,9 @@ static void rbudiff_one_table(const char *zTab, FILE *out){
           nDelta = rbuDeltaCreate(aSrc, nSrc, aFinal, nFinal, aDelta);
           if( nDelta<nFinal ){
             int j;
-            fprintf(out, "x'");
-            for(j=0; j<nDelta; j++) fprintf(out, "%02x", (u8)aDelta[j]);
-            fprintf(out, "'");
+            sqlite3_fprintf(out, "x'");
+            for(j=0; j<nDelta; j++) sqlite3_fprintf(out, "%02x", (u8)aDelta[j]);
+            sqlite3_fprintf(out, "'");
             zOtaControl[i-bOtaRowid] = 'f';
             bDone = 1;
           }
@@ -1332,14 +1320,14 @@ static void rbudiff_one_table(const char *zTab, FILE *out){
         if( bDone==0 ){
           printQuoted(out, sqlite3_column_value(pStmt, i));
         }
-        fprintf(out, ", ");
+        sqlite3_fprintf(out, ", ");
       }
-      fprintf(out, "'%s'", zOtaControl);
+      sqlite3_fprintf(out, "'%s'", zOtaControl);
       sqlite3_free(zOtaControl);
     }
 
     /* And the closing bracket of the insert statement */
-    fprintf(out, ");\n");
+    sqlite3_fprintf(out, ");\n");
   }
 
   sqlite3_finalize(pStmt);
@@ -1347,7 +1335,7 @@ static void rbudiff_one_table(const char *zTab, FILE *out){
     sqlite3_str *pCnt = sqlite3_str_new(0);
     sqlite3_str_appendf(pCnt,
          "INSERT INTO rbu_count VALUES('data_%q', %d);", zTab, nRow);
-    fprintf(out, "%s\n", sqlite3_str_value(pCnt));
+    sqlite3_fprintf(out, "%s\n", sqlite3_str_value(pCnt));
     strFree(pCnt);
   }
 
@@ -1386,14 +1374,14 @@ static void summarize_one_table(const char *zTab, FILE *out){
   if( sqlite3_table_column_metadata(g.db,"aux",zTab,0,0,0,0,0,0) ){
     if( !sqlite3_table_column_metadata(g.db,"main",zTab,0,0,0,0,0,0) ){
       /* Table missing from second database. */
-      Wfprintf(out, "%s: missing from second database\n", zTab);
+      sqlite3_fprintf(out, "%s: missing from second database\n", zTab);
     }
     goto end_summarize_one_table;
   }
 
   if( sqlite3_table_column_metadata(g.db,"main",zTab,0,0,0,0,0,0) ){
     /* Table missing from source */
-    Wfprintf(out, "%s: missing from first database\n", zTab);
+    sqlite3_fprintf(out, "%s: missing from first database\n", zTab);
     goto end_summarize_one_table;
   }
 
@@ -1410,7 +1398,7 @@ static void summarize_one_table(const char *zTab, FILE *out){
    || az[n]
   ){
     /* Schema mismatch */
-    Wfprintf(out, "%s: incompatible schema\n", zTab);
+    sqlite3_fprintf(out, "%s: incompatible schema\n", zTab);
     goto end_summarize_one_table;
   }
 
@@ -1455,7 +1443,7 @@ static void summarize_one_table(const char *zTab, FILE *out){
   sqlite3_str_appendf(pSql, ")\n ORDER BY 1;\n");
 
   if( (g.fDebug & DEBUG_DIFF_SQL)!=0 ){ 
-    Wfprintf(stdout, "SQL for %s:\n%s\n", zId, sqlite3_str_value(pSql));
+    sqlite3_fprintf(stdout, "SQL for %s:\n%s\n", zId, sqlite3_str_value(pSql));
     goto end_summarize_one_table;
   }
 
@@ -1480,7 +1468,7 @@ static void summarize_one_table(const char *zTab, FILE *out){
     }
   }
   sqlite3_finalize(pStmt);
-  Wfprintf(out,
+  sqlite3_fprintf(out,
           "%s: %lld changes, %lld inserts, %lld deletes, %lld unchanged\n",
           zTab, nUpdate, nInsert, nDelete, nUnchanged);
 
@@ -1661,7 +1649,7 @@ static void changeset_one_table(const char *zTab, FILE *out){
   sqlite3_str_appendf(pSql, ";\n");
 
   if( g.fDebug & DEBUG_DIFF_SQL ){ 
-    Wfprintf(stdout, "SQL for %s:\n%s\n", zId, sqlite3_str_value(pSql));
+    sqlite3_fprintf(stdout, "SQL for %s:\n%s\n", zId, sqlite3_str_value(pSql));
     goto end_changeset_one_table;
   }
 
@@ -1891,8 +1879,8 @@ const char *all_tables_sql(){
 ** Print sketchy documentation for this utility program
 */
 static void showHelp(void){
-  Wfprintf(stdout, "Usage: %s [options] DB1 DB2\n", g.zArgv0);
-  Wfprintf(stdout,
+  sqlite3_fprintf(stdout, "Usage: %s [options] DB1 DB2\n", g.zArgv0);
+  sqlite3_fprintf(stdout,
 "Output SQL text that would transform DB1 into DB2.\n"
 "Options:\n"
 "  --changeset FILE      Write a CHANGESET into FILE\n"
@@ -1935,7 +1923,7 @@ int main(int argc, char **argv){
       if( z[0]=='-' ) z++;
       if( strcmp(z,"changeset")==0 ){
         if( i==argc-1 ) cmdlineError("missing argument to %s", argv[i]);
-        out = fopen(argv[++i], "wb");
+        out = sqlite3_fopen(argv[++i], "wb");
         if( out==0 ) cmdlineError("cannot open: %s", argv[i]);
         xDiff = changeset_one_table;
         neverUseTransaction = 1;
@@ -2036,9 +2024,9 @@ int main(int argc, char **argv){
   }
 
   if( neverUseTransaction ) useTransaction = 0;
-  if( useTransaction ) Wfprintf(out, "BEGIN TRANSACTION;\n");
+  if( useTransaction ) sqlite3_fprintf(out, "BEGIN TRANSACTION;\n");
   if( xDiff==rbudiff_one_table ){
-    Wfprintf(out, "CREATE TABLE IF NOT EXISTS rbu_count"
+    sqlite3_fprintf(out, "CREATE TABLE IF NOT EXISTS rbu_count"
            "(tbl TEXT PRIMARY KEY COLLATE NOCASE, cnt INTEGER) "
            "WITHOUT ROWID;\n"
     );
@@ -2053,7 +2041,7 @@ int main(int argc, char **argv){
     }
     sqlite3_finalize(pStmt);
   }
-  if( useTransaction ) Wfprintf(stdout,"COMMIT;\n");
+  if( useTransaction ) sqlite3_fprintf(stdout,"COMMIT;\n");
 
   /* TBD: Handle trigger differences */
   /* TBD: Handle view differences */
diff --git a/tool/sqlite3_analyzer.c.in b/tool/sqlite3_analyzer.c.in
index 2d799ed250..1c9fc836a1 100644
--- a/tool/sqlite3_analyzer.c.in
+++ b/tool/sqlite3_analyzer.c.in
@@ -20,8 +20,8 @@ INCLUDE sqlite3.c
 INCLUDE $ROOT/src/tclsqlite.c
 
 #if defined(_WIN32)
-INCLUDE $ROOT/ext/consio/console_io.h
-INCLUDE $ROOT/ext/consio/console_io.c
+INCLUDE $ROOT/ext/misc/sqlite3_stdio.h
+INCLUDE $ROOT/ext/misc/sqlite3_stdio.c
 
 /* Substitute "puts" command.  Only these forms recognized:
 **
@@ -56,8 +56,8 @@ static int subst_puts(
       return TCL_ERROR;
     }
   }
-  fPutsUtf8(zOut, pOut);
-  if( addNewLine ) fPutsUtf8("\n", pOut);
+  sqlite3_fputs(zOut, pOut);
+  if( addNewLine ) sqlite3_fputs("\n", pOut);
   return TCL_OK;
 }
 #endif /* defined(_WIN32) */