[src/trunk]: src/sys/net Fix build failure when no options INET6.

[knakahara <knakahara%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5d132477c520
branches:  trunk
changeset: 369736:5d132477c520
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Mon Aug 29 23:48:18 2022 +0000

description:
Fix build failure when no options INET6.

diffstat:

 sys/net/route.c |  20 +++++++++++++-------
 1 files changed, 13 insertions(+), 7 deletions(-)

diffs (53 lines):

diff -r 3e3070328b90 -r 5d132477c520 sys/net/route.c
--- a/sys/net/route.c   Mon Aug 29 17:35:15 2022 +0000
+++ b/sys/net/route.c   Mon Aug 29 23:48:18 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: route.c,v 1.232 2022/08/29 09:14:02 knakahara Exp $    */
+/*     $NetBSD: route.c,v 1.233 2022/08/29 23:48:18 knakahara Exp $    */
 
 /*-
  * Copyright (c) 1998, 2008 The NetBSD Foundation, Inc.
@@ -97,7 +97,7 @@
 #endif
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: route.c,v 1.232 2022/08/29 09:14:02 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: route.c,v 1.233 2022/08/29 23:48:18 knakahara Exp $");
 
 #include <sys/param.h>
 #ifdef RTFLUSH_DEBUG
@@ -1553,23 +1553,29 @@
 void
 rt_newmsg_dynamic(const int cmd, const struct rtentry *rt)
 {
-       extern bool icmp_dynamic_rt_msg;
-       extern bool icmp6_dynamic_rt_msg;
        struct rt_addrinfo info;
        struct sockaddr *gateway = rt->rt_gateway;
 
        if (gateway == NULL)
                return;
 
-       switch(gateway->sa_family){
-       case AF_INET:
+       switch(gateway->sa_family) {
+#ifdef INET
+       case AF_INET: {
+               extern bool icmp_dynamic_rt_msg;
                if (!icmp_dynamic_rt_msg)
                        return;
                break;
-       case AF_INET6:
+       }
+#endif
+#ifdef INET6
+       case AF_INET6: {
+               extern bool icmp6_dynamic_rt_msg;
                if (!icmp6_dynamic_rt_msg)
                        return;
                break;
+       }
+#endif
        default:
                return;
        }