* objalloc.c, strsignal.c, xstrerror.c: Include "config.h" before
"ansidecl.h" to avoid redeclaration errors with native compilers.
* regex.c: Protect config.h from multiple inclusion.
From-SVN: r90954
* argv.c: Fix comments.
* calloc.c: Don't unnecessarily include "libiberty.h".
(bzero): Add prototype.
* floatformat.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* getcwd.c (getcwd): Use standard definition to avoid conflicts
with system headers.
* hashtab.c (htab_traverse): Delete unused variables.
* rename.c: Include "ansidecl.h".
(rename): Use standard definition to avoid conflicts with system
headers.
* strsignal.c: Rely on ANSI_PROTOTYPES.
* strstr.c: Check GNUC >= 2, not GNUC == 2.
* vfprintf.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* vprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES.
* vsprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES and possibly include <stdarg.h>.
* Makefile.in: Regenerate dependencies.
From-SVN: r65659
* hashtab.c, partition.c, sort.c, xmemdup.c: Include string.h
if HAVE_STRING_H.
* pexecute.c, xexit.c: Include stdlib.h if HAVE_STDLIB_H.
* objalloc.c: Include config.h. Include stdlib.h and don't
declare malloc or free if HAVE_STDLIB_H.
* strerror.c, strsignal.c: Include stdlib.h if HAVE_STDLIB_H,
else declare malloc without prototype. Include string.h if
HAVE_STRING_H, else declare memset without prototype. Don't
include stddef.h.
From-SVN: r34254
