$OpenBSD: patch-parse_y,v 1.1 2002/12/11 23:31:20 pvalchev Exp $
--- parse.y.orig	Wed Dec 11 13:27:40 2002
+++ parse.y	Wed Dec 11 13:27:51 2002
@@ -37,7 +37,7 @@ PRIVATE	char	*get_last_token();
 PRIVATE	Filter	*curr;
 PRIVATE	char	*curr_file;
 PRIVATE	int	line_count = 1;
-PRIVATE	char	lastc = -1;
+PRIVATE	signed char lastc = -1;
 
 %}