* stdlib/bits/stdlib.h: New file.

* stdlib/stdlib.h: Include <bits/stdlib.h> if fortification is
	requested.
	* Makefile (headers): Add bits/stdlib.h.
	* include/bits/stdlib.h: New file.
	* debug/Depend: New file.
	* debug/ptsname_r_chk.c: New file.
	* debug/realpath_chk.c: New file.
	* debug/wctomb_chk.c: New file.
	* debug/Makefile (routines): Add ptsname_r_chk, realpath_chk, and
	wctomb_chk.
	* debug/Versions: Export __ptsname_r_chk, __realpath_chk, and
	__wctomb_chk.
	* debug/tst-chk1.c: Add tests for __ptsname_r_chk, __realpath_chk, and
	__wctomb_chk.

debug/wctomb_chk.c

@@ -0,0 +1,36 @@
+/* Copyright (C) 2005 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <locale.h>
+#include <stdlib.h>
+#include <wcsmbs/wcsmbsload.h>
+
+
+extern mbstate_t __no_r_state attribute_hidden;	/* Defined in mbtowc.c.  */
+
+
+int
+__wctomb_chk (char *s, wchar_t wchar, size_t buflen)
+{
+  /* We do not have to implement the full wctomb semantics since we
+     know that S cannot be NULL when we come here.  */
+  if (buflen < MB_CUR_MAX)
+    __chk_fail ();
+
+  return __wcrtomb (s, wchar, &__no_r_state);
+}