#define SADB_X_EXT_NATT_KEEPALIVE 0x0004 /* Local node is behind NAT, send keepalives */
/* Should only be set for outbound SAs */
#define SADB_X_EXT_NATT_MULTIPLEUSERS 0x0008 /* For use on VPN server - support multiple users */
+#define SADB_X_EXT_NATT_DETECTED_PEER 0x0010
#endif /* PRIVATE */