diff --git a/sys/netipsec/ipsec.h b/sys/netipsec/ipsec.h
index a5d8c25b178..b19b3b9c26e 100644
--- a/sys/netipsec/ipsec.h
+++ b/sys/netipsec/ipsec.h
@@ -344,6 +344,10 @@ extern int crypto_support;
 /* for openbsd compatibility */
 #define	DPRINTF(x)	do { if (ipsec_debug) printf x; } while (0)
 
+/* XXX for KAME code compatibility */
+#define ipsec_pcbconn(_x)
+#define	ipsec_pcbdisconn(_x)
+
 extern	struct ipsecrequest *ipsec_newisr(void);
 extern	void ipsec_delisr(struct ipsecrequest *);