$OpenBSD: patch-gcc_cp_parser_c,v 1.4 2005/01/17 19:20:10 espie Exp $
--- gcc/cp/parser.c.orig	Thu Jan  6 21:21:13 2005
+++ gcc/cp/parser.c	Mon Jan 17 16:23:20 2005
@@ -15458,7 +15458,7 @@ cp_parser_require (cp_parser* parser,
       /* Output the MESSAGE -- unless we're parsing tentatively.  */
       if (!cp_parser_simulate_error (parser))
 	{
-	  char *message = concat ("expected ", token_desc, NULL);
+	  char *message = concat ("expected ", token_desc, (void *)0);
 	  cp_parser_error (parser, message);
 	  free (message);
 	}
