$NetBSD: patch-ao,v 1.1 2008/09/18 12:33:44 taca Exp $

--- lib/RK/ncache.c.orig	2002-10-19 17:27:45.000000000 +0900
+++ lib/RK/ncache.c
@@ -27,7 +27,7 @@ static char rcsid[]="$Id: ncache.c,v 1.1
 #include	"RKintern.h"
 
 #define	NCHASH		101
-#define	hash(x)		((int)((x)%NCHASH))
+#define	hash(x)		((int)(((unsigned long)(x))%NCHASH))
 
 static struct ncache	Nchash[NCHASH];
 static struct ncache	Ncfree;