[src/trunk]: src/usr.sbin/rtadvd Insist on newer socket options.

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

details:   https://anonhg.NetBSD.org/src/rev/7ae85503b198
branches:  trunk
changeset: 318387:7ae85503b198
user:      roy <roy%NetBSD.org@localhost>
date:      Fri Apr 20 11:31:54 2018 +0000
description:
Insist on newer socket options.

diffstat:

 usr.sbin/rtadvd/rtadvd.c |  18 +-----------------
 1 files changed, 1 insertions(+), 17 deletions(-)

diffs (45 lines):

diff -r 5930b40d9ebf -r 7ae85503b198 usr.sbin/rtadvd/rtadvd.c
--- a/usr.sbin/rtadvd/rtadvd.c  Fri Apr 20 11:25:39 2018 +0000
+++ b/usr.sbin/rtadvd/rtadvd.c  Fri Apr 20 11:31:54 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rtadvd.c,v 1.63 2018/04/20 11:25:39 roy Exp $  */
+/*     $NetBSD: rtadvd.c,v 1.64 2018/04/20 11:31:54 roy Exp $  */
 /*     $KAME: rtadvd.c,v 1.92 2005/10/17 14:40:02 suz Exp $    */
 
 /*
@@ -1525,35 +1525,19 @@
 
        /* specify to tell receiving interface */
        on = 1;
-#ifdef IPV6_RECVPKTINFO
        if (prog_setsockopt(sock, IPPROTO_IPV6, IPV6_RECVPKTINFO, &on,
                       sizeof(on)) == -1) {
                logit(LOG_ERR, "%s: IPV6_RECVPKTINFO: %m", __func__);
                exit(EXIT_FAILURE);
        }
-#else  /* old adv. API */
-       if (prog_setsockopt(sock, IPPROTO_IPV6, IPV6_PKTINFO, &on,
-                      sizeof(on)) == -1) {
-               logit(LOG_ERR, "%s: IPV6_PKTINFO: %m", __func__);
-               exit(EXIT_FAILURE);
-       }
-#endif
 
        on = 1;
        /* specify to tell value of hoplimit field of received IP6 hdr */
-#ifdef IPV6_RECVHOPLIMIT
        if (prog_setsockopt(sock, IPPROTO_IPV6, IPV6_RECVHOPLIMIT, &on,
                       sizeof(on)) == -1) {
                logit(LOG_ERR, "%s: IPV6_RECVHOPLIMIT: %m", __func__);
                exit(EXIT_FAILURE);
        }
-#else  /* old adv. API */
-       if (prog_setsockopt(sock, IPPROTO_IPV6, IPV6_HOPLIMIT, &on,
-                      sizeof(on)) == -1) {
-               logit(LOG_ERR, "%s: IPV6_HOPLIMIT: %m", __func__);
-               exit(EXIT_FAILURE);
-       }
-#endif
 
        ICMP6_FILTER_SETBLOCKALL(&filt);
        ICMP6_FILTER_SETPASS(ND_ROUTER_SOLICIT, &filt);