-/* Copyright (C) 1991, 1992, 1997, 1999, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1997, 1999, 2003, 2006 Free Software Foundation, Inc.
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
#endif
#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
#include <ctype.h>