-/* Copyright (C) 1991, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1994, 1997, 1998 Free Software Foundation, Inc.
+ NOTE: The canonical source of this file is maintained with the GNU C
+ Library. Bugs can be reported to bug-glibc@prep.ai.mit.edu.
-NOTE: The canonical source of this file is maintained with the GNU C Library.
-Bugs can be reported to bug-glibc@prep.ai.mit.edu.
+ This program is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 2, or (at your option) any
+ later version.
-This program is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 2, or (at your option) any
-later version.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software Foundation,
-Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <errno.h>
-#ifdef HAVE_CONFIG_H
-#include <config.h>
+#if HAVE_CONFIG_H
+# include <config.h>
#endif
-/* Define-away any (possibly conflicting) prototype of putenv.
- Many systems omit the `const' attribute on the argument. */
-#define putenv _sys_putenv
+#include <sys/types.h>
+
+/* Don't include stdlib.h because some (e.g., Solaris 2.7) declare putenv
+ with a non-const argument. That would conflict with the declaration of
+ rpl_putenv below (due to the #define putenv rpl_putenv from config.h). */
+
+char *malloc ();
+void free ();
-#if defined (__GNU_LIBRARY__) || defined (HAVE_STDLIB_H)
-#include <stdlib.h>
-#endif
#if defined (__GNU_LIBRARY__) || defined (HAVE_STRING_H)
-#include <string.h>
+# include <string.h>
#endif
#if defined (__GNU_LIBRARY__) || defined (HAVE_UNISTD_H)
-#include <unistd.h>
+# include <unistd.h>
#endif
-#undef putenv
-
#if !defined (__GNU_LIBRARY__) && !defined (HAVE_STRCHR)
-#define strchr index
+# define strchr index
#endif
#if !defined (__GNU_LIBRARY__) && !defined (HAVE_MEMCPY)
-#define memcpy(d,s,n) bcopy ((s), (d), (n))
+# define memcpy(d,s,n) bcopy ((s), (d), (n))
#endif
#if HAVE_GNU_LD
-#define environ __environ
+# define environ __environ
#else
extern char **environ;
#endif
+#ifndef NULL
+# define NULL 0
+#endif
+
/* Put STRING, which is of the form "NAME=VALUE", in the environment. */
int
-putenv (string)
- const char *string;
+rpl_putenv (const char *string)
{
const char *const name_end = strchr (string, '=');
register size_t size;