+++ /dev/null
---- a/ntp_io.c
-+++ b/ntp_io.c
-@@ -355,6 +355,7 @@ read_from_socket(void *anything)
- }
- #endif
-
-+#ifdef HAVE_IPV6
- #ifdef IPV6_PKTINFO
- if (cmsg->cmsg_level == IPPROTO_IPV6 && cmsg->cmsg_type == IPV6_PKTINFO) {
- struct in6_pktinfo ipi;
-@@ -365,6 +366,7 @@ read_from_socket(void *anything)
- remote_addr.local_ip_addr.family = IPADDR_INET6;
- }
- #endif
-+#endif
-
- #ifdef SO_TIMESTAMP
- if (cmsg->cmsg_level == SOL_SOCKET && cmsg->cmsg_type == SO_TIMESTAMP) {
-@@ -466,6 +468,7 @@ send_packet(void *packet, int packetlen,
- }
- #endif
-
-+#ifdef HAVE_IPV6
- #ifdef IPV6_PKTINFO
- if (remote_addr->local_ip_addr.family == IPADDR_INET6) {
- struct cmsghdr *cmsg;
-@@ -484,6 +487,7 @@ send_packet(void *packet, int packetlen,
- sizeof(ipi->ipi6_addr.s6_addr));
- }
- #endif
-+#endif
-
- #if 0
- LOG(LOGS_INFO, LOGF_NtpIO, "sending to %s:%d from %s",