$NetBSD: patch-ac,v 1.3 2001/07/17 01:30:31 itojun Exp $

--- lib/lwres/getaddrinfo.c.orig	Sat Jul 14 08:34:01 2001
+++ lib/lwres/getaddrinfo.c	Tue Jul 17 10:15:03 2001
@@ -31,6 +31,10 @@
 #include <lwres/net.h>
 #include <lwres/netdb.h>
 
+#ifdef __KAME__
+#include <net/if.h>
+#endif
+
 #define SA(addr)	((struct sockaddr *)(addr))
 #define SIN(addr)	((struct sockaddr_in *)(addr))
 #define SIN6(addr)	((struct sockaddr_in6 *)(addr))
@@ -253,14 +257,18 @@
 			p = strchr(ntmp, '%');
 			ep = NULL;
 
-			/*
-			 * Vendors may want to support non-numeric
-			 * scopeid around here.
-			 */
+#ifdef __KAME__
+			if (p != NULL) {
+				scopeid = if_nametoindex(p + 1);
+				if (scopeid)
+					p = NULL;
+			}
+#endif
 
-			if (p != NULL)
+			if (p != NULL) {
 				scopeid = (lwres_uint32_t)strtoul(p + 1,
 								  &ep, 10);
+			}
 			if (p != NULL && ep != NULL && ep[0] == '\0')
 				*p = '\0';
 			else {