maint: omit unnecessary ‘rm -f $@-t $@’

* modules/alloca-opt, modules/argz, modules/arpa_inet:
* modules/assert-h, modules/byteswap, modules/configmake:
* modules/ctype, modules/dirent, modules/dynarray, modules/errno:
* modules/execinfo, modules/fcntl-h, modules/float:
* modules/fnmatch-h, modules/getopt-posix, modules/glob-h:
* modules/iconv-h, modules/ieee754-h, modules/inttypes-incomplete:
* modules/langinfo, modules/libtextstyle-optional:
* modules/limits-h, modules/langinfo, modules/libgmp, modules/limits-h:
* modules/locale, modules/malloc-h, modules/math, modules/monetary:
* modules/net_if, modules/netdb, modules/netinet_in:
* modules/openmp-init, modules/poll-h, modules/posix-shell:
* modules/posix_spawnp-tests, modules/pthread-h, modules/pty:
* modules/sched, modules/scratch_buffer, modules/search:
* modules/selinux-h, modules/signal-h, modules/sigsegv:
* modules/snippet/link-warning, modules/spawn, modules/stdalign:
* modules/stdarg, modules/stdbool, modules/stddef, modules/stdint:
* modules/stdio, modules/stdlib, modules/stdnoreturn:
* modules/string, modules/strings, modules/sys_file:
* modules/sys_ioctl, modules/sys_random, modules/sys_resource:
* modules/sys_select, modules/sys_socket, modules/sys_stat:
* modules/sys_time, modules/sys_times, modules/sys_types:
* modules/sys_uio, modules/sys_utsname, modules/sys_wait:
* modules/sysexits, modules/termios, modules/threads-h:
* modules/time, modules/uchar, modules/unicase/base:
* modules/unicase/special-casing, modules/uniconv/base:
* modules/unictype/base, modules/unigbrk/base, modules/unilbrk/base:
* modules/uniname/base, modules/uninorm/base, modules/unistd:
* modules/unistdio/base, modules/unistr/base, modules/unitypes:
* modules/uniwbrk/base, modules/uniwidth/base, modules/utime-h:
* modules/wchar, modules/wctype-h:
Don’t bother to do a ‘rm -f $@-t $@’ at the start of recipes that
create .h and similar files.  This is a revenant of a style in
which the files were created read-only.  Also, consistently use
use plain ‘mv $@-t $@’ afterwards, instead of usually using
‘mv -f’ but sometimes plain ‘mv’.

modules/malloc-h

@@ -20,9 +20,9 @@ BUILT_SOURCES += malloc.h
 
 # We need the following in order to create <malloc.h> when we add workarounds.
 malloc.h: malloc.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
-	$(AM_V_GEN)rm -f $@-t $@ && \
-@NMD@	$(MKDIR_P) '%reldir%' && \
-	{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+	$(AM_V_GEN)
+@NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
+	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
 	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_MALLOC_H''@|$(HAVE_MALLOC_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \