-/* Copyright (C) 1994, 1997 Free Software Foundation, Inc.
+/* Convert UTC calendar time to simple time. Like mktime but assumes UTC.
+
+ Copyright (C) 1994, 1997, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-#include <time.h>
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef _LIBC
+# include <time.h>
+#else
+# include "timegm.h"
+
+/* Portable standalone applications should supply a "time_r.h" that
+ declares a POSIX-compliant gmtime_r, for the benefit of older
+ implementations that lack gmtime_r or have a nonstandard one.
+ See the gnulib time_r module for one way to implement this. */
+# include <time_r.h>
+# undef __gmtime_r
+# define __gmtime_r gmtime_r
+time_t __mktime_internal (struct tm *,
+ struct tm * (*) (time_t const *, struct tm *),
+ time_t *);
+#endif
time_t
-timegm (tmp)
- struct tm *const tmp;
+timegm (struct tm *tmp)
{
static time_t gmtime_offset;
tmp->tm_isdst = 0;