Removing net emulation out of embedded library

include/mysql.h:
  Several structures content changed for embedded case
include/violite.h:
  enum_vio_type extended
libmysqld/embedded_priv.h:
  three new funcs added
libmysqld/lib_sql.cc:
  A lot of changes on the way to excude network emulation
libmysqld/lib_vio.c:
  vio structure changed.
  we're on the way to remove network...
libmysqld/libmysqld.c:
  A lot of changes.
sql/ha_myisam.cc:
  Network sending modified for embedded case.
sql/net_pkg.cc:
  Exclude network from error sending
sql/sql_acl.cc:
  Exclude access permissions checking in embedded case
sql/sql_base.cc:
  Implementation of send_fields got quite different in enbedded case and now
  placed in lib_sql.cc
sql/sql_class.cc:
  select_send::send_data for embedded case placed in lib_sql
sql/sql_class.h:
  Extra fields added for embedded case
sql/sql_parse.cc:
  remove this out of server
sql/sql_show.cc:
  lots of similar changes to exclude network emulation
sql/sql_table.cc:
  Network emulation excluded
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

sql/sql_class.cc

@@ -383,6 +383,8 @@ bool select_send::send_fields(List<Item> &list,uint flag)
 }
 
 
+#ifndef EMBEDDED_LIBRARY
+
 /* Send data to client. Returns 0 if ok */
 
 bool select_send::send_data(List<Item> &items)
@@ -411,6 +413,7 @@ bool select_send::send_data(List<Item> &items)
   bool error=my_net_write(&thd->net,(char*) packet->ptr(),packet->length());
   DBUG_RETURN(error);
 }
+#endif /* EMBEDDED_LIBRARY */
 
 bool select_send::send_eof()
 {