$NetBSD: patch-ak,v 1.1 2005/03/22 14:57:12 cube Exp $

--- src/net.c.orig	2005-03-20 18:11:02.000000000 +0100
+++ src/net.c
@@ -158,7 +158,7 @@ strcmp_net_name(NetMon *net1, NetMon *ne
 	gint	n, n1, n2, len;
 
 	for (s = net1->name; *s; ++s)
-		if (isdigit(*s))
+		if (isdigit((unsigned char)*s))
 			break;
 	if (!*s)
 		return strcmp(net1->name, net2->name);