===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/m4/main.c,v
retrieving revision 1.74
retrieving revision 1.75
diff -u -r1.74 -r1.75
--- src/usr.bin/m4/main.c	2006/03/24 08:03:44	1.74
+++ src/usr.bin/m4/main.c	2008/08/16 12:19:49	1.75
@@ -1,4 +1,4 @@
-/*	$OpenBSD: main.c,v 1.74 2006/03/24 08:03:44 espie Exp $	*/
+/*	$OpenBSD: main.c,v 1.75 2008/08/16 12:19:49 espie Exp $	*/
 /*	$NetBSD: main.c,v 1.12 1997/02/08 23:54:49 cgd Exp $	*/
 
 /*-
@@ -408,7 +408,7 @@
 				}
 			}
 		} else if (t == EOF) {
-			if (sp > -1) {
+			if (sp > -1 && ilevel <= 0) {
 				warnx( "unexpected end of input, unclosed parenthesis:");
 				dump_stack(paren, PARLEV);
 				exit(1);