$OpenBSD: patch-lex_c,v 1.1 2002/12/11 23:31:20 pvalchev Exp $
--- lex.c.orig	Wed Dec 11 13:30:45 2002
+++ lex.c	Wed Dec 11 13:31:11 2002
@@ -126,7 +126,8 @@ char	*s;
 /************************************************************************/
 PRIVATE	int	yylex()
 
-{	register	char	c, c1, *p;
+{	register	signed char c, c1;
+	register	char *p;
 	register	int	i, j, val;
 	double			atof();
 
