Changes to m4/m4/m4private.h

[Gary V . Vaughan]

Index: m4/m4/m4private.h
diff -u m4/m4/m4private.h:1.44 m4/m4/m4private.h:1.45
--- m4/m4/m4private.h:1.44      Sun May  1 11:10:05 2005
+++ m4/m4/m4private.h   Wed May  4 19:36:30 2005
@@ -1,5 +1,7 @@
 /* GNU m4 -- A simple macro processor
-   Copyright (C) 1989-1994, 1998-1999, 2004 Free Software Foundation, Inc.
+
+   Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1998, 1999, 2004,
+   2005 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
@@ -24,6 +26,14 @@
 #  include <config.h>
 #endif
 
+#if HAVE_ERRNO_H
+#include <errno.h>
+#endif
+
+#ifndef errno
+extern int errno;
+#endif
+
 #include <assert.h>
 
 #include "m4module.h"