-#if HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
-
-/* The following test is to work around the gross typo in
- systems like Sony NEWS-OS Release 4.0C, whereby EXIT_FAILURE
- is defined to 0, not 1. */
-#if !EXIT_FAILURE
-# undef EXIT_FAILURE
-# define EXIT_FAILURE 1
-#endif
-
-#ifndef EXIT_SUCCESS
-# define EXIT_SUCCESS 0
-#endif
-
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
-# include <string.h>
-/* An ANSI string.h and pre-ANSI memory.h might conflict. */
-# if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
-# include <memory.h>
-# endif /* not STDC_HEADERS and HAVE_MEMORY_H */
-#else /* not STDC_HEADERS and not HAVE_STRING_H */
-# include <strings.h>
-/* memory.h and strings.h conflict on some systems. */
-#endif /* not STDC_HEADERS and not HAVE_STRING_H */
-
-#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
-#include <limits.h>
-
-# include "xalloc.h"
-
-/* From xstrndup.c. */
-char *xstrndup (const char *s, size_t n);
-
-
-/*----------------.
-| Using timevar. |
-`----------------*/
-
-#include "timevar.h"
-extern int time_report;
-
-
-/*---------------------.
-| Missing prototypes. |
-`---------------------*/
-
-#if !HAVE_DECL_STPCPY
-char *stpcpy (char *dest, const char *src);
-#endif
-
-#if !HAVE_DECL_STRCHR
-char *strchr (const char *s, int c);
-#endif
-
-#if !HAVE_DECL_STRSPN
-size_t strspn (const char *s, const char *accept);
-#endif