diff --git a/include/netinet/udp.h b/include/netinet/udp.h
index 030e8fb2c47a0c204a734644e1b82eace61da652..993c34789f507eccd35ff3e4cd54645299eea11e 100644
--- a/include/netinet/udp.h
+++ b/include/netinet/udp.h
@@ -24,6 +24,9 @@ struct udphdr {
 
 #define UDP_CORK	1
 #define UDP_ENCAP	100
+#define UDP_NO_CHECK6_TX 101
+#define UDP_NO_CHECK6_RX 102
+#define UDP_SEGMENT	103
 
 #define UDP_ENCAP_ESPINUDP_NON_IKE 1
 #define UDP_ENCAP_ESPINUDP	2