--- mDNSPosix/mDNSUNP.orig      2013-09-18 09:02:04.000000000 +0200
+++ mDNSPosix/mDNSUNP.h 2013-09-18 09:02:55.000000000 +0200
@@ -31,8 +31,8 @@
 // The following are the supported non-linux posix OSes -
 // netbsd, freebsd and openbsd.
 #if HAVE_IPV6
-#define IPV6_2292_PKTINFO  19
-#define IPV6_2292_HOPLIMIT 20
+#define IPV6_2292_PKTINFO  IPV6_PKTINFO
+#define IPV6_2292_HOPLIMIT IPV6_HOPLIMIT
 #endif
 #endif