1 files changed, 2 insertions, 0 deletions
diff --git a/dhcpv6.h b/dhcpv6.h
index d4c2695..6c0ede3 100644
--- a/dhcpv6.h
+++ b/dhcpv6.h
@@ -33,6 +33,8 @@
         }                 \
     }
 
+#define in6_dhcp_multicast(a) in6_equal(a, &(struct in6_addr)ALLDHCP_MULTICAST)
+
 void dhcpv6_input(struct sockaddr_in6 *srcsas, struct mbuf *m);
 
 #endif