ntp-ipv6.patch

   1 --- ntp-4.2.4p5/ntpdate/ntpdate.c.org   2008-10-08 17:42:22.981586584 +0200
   2 +++ ntp-4.2.4p5/ntpdate/ntpdate.c       2008-10-08 17:42:36.614918959 +0200
   3 @@ -1776,11 +1776,13 @@
   4                 }
   5  #ifdef IPV6_V6ONLY
   6                 /* Restricts AF_INET6 socket to IPv6 communications (see RFC 2553bis-03) */
   7 -               if (res->ai_family == AF_INET6)
   8 -                       if (setsockopt(fd[nbsock], IPPROTO_IPV6, IPV6_V6ONLY, (void*) &optval, sizeof(optval)) < 0) {
   9 +               if (res->ai_family == AF_INET6) {
  10 +                       int i = setsockopt(fd[nbsock], IPPROTO_IPV6, IPV6_V6ONLY, (void*) &optval, sizeof(optval));
  11 +                       if (i < 0 && errno != ENOPROTOOPT) {
  12                                    netsyslog(LOG_ERR, "setsockopt() IPV6_V6ONLY failed: %m");
  13                                         exit(1);
  14                                         /*NOTREACHED*/
  15 +                       }
  16                 }
  17  #endif
  18