diff --git a/src/core/network.h b/src/core/network.h
index 1213c8e9..c4e729c8 100644
--- a/src/core/network.h
+++ b/src/core/network.h
@@ -7,6 +7,14 @@
 #  include <netinet/in.h>
 #endif
 
+#ifndef AF_INET6
+#  ifdef PF_INET6
+#    define AF_INET6 PF_INET6
+#  else
+#    define PF_INET6 10
+#  endif
+#endif
+
 struct _IPADDR {
 	unsigned short family;
 	union {