$NetBSD: patch-au,v 1.1 2004/12/30 11:05:04 agc Exp $

--- src/msgs.c	2004/12/30 10:57:53	1.1
+++ src/msgs.c	2004/12/30 10:58:14
@@ -322,7 +322,7 @@
 	putl(mbuf, PL_ALL);
 
 	for 	(index = 0;
-		pkt[index] && (!isspace(pkt[index])) && (index < MAX_NICKLEN);
+		pkt[index] && (!isspace((unsigned char)pkt[index])) && (index < MAX_NICKLEN);
 	 	++index)
 	{
 		nick[index]=pkt[index];