--- old/iked/ike_pfkey.h	Fri Mar 27 12:09:51 2009
+++ new/iked/ike_pfkey.h	Fri Mar 27 12:09:51 2009
@@ -82,6 +82,9 @@
 	int (*add_outbound) ();
 	int (*delete_sa) ();
 	int (*get) ();
+#ifdef sun
+	int (*inverse_acquire)();
+#endif /* sun/OpenSolaris */
 };
 
 struct sadb_response_method {
@@ -134,3 +137,35 @@
 				    uint32_t,
 				    void *);
 extern void sadb_request_finish(struct sadb_request *);
+#ifdef sun
+#ifndef _INVACQ_T
+#define _INVACQ_T /* Guard against double-include. */
+typedef struct invacq_s {
+	/* IKEv1 data */
+	struct ph2handle *iph2;			/* Referenced */
+
+	/* IKEv2 data */
+	struct ikev2_sa *ikev2_sa;		/* Referenced */
+	struct sockaddr *local;			/* Alloced/copied */
+	struct sockaddr *remote;		/* Alloced/copied */
+	struct ikev2_payload_header *sa_payload;/* Alloced/copied */
+	struct ikev2_payload_header *ts_i;	/* Alloced/copied */
+	struct ikev2_payload_header *ts_r;	/* Alloced/copied */
+	struct ikev2_payload_header *cfg;	/* Alloced/copied */
+	rc_vchar_t *g_i;			/* Alloced/copied */
+	rc_vchar_t *n_i;			/* Alloced/copied */
+	struct ikev2_child_param *child_param;	/* Alloced/copied */
+	struct ikev2_child_sa *old_child_sa;	/* Referenced. */
+	uint32_t message_id;			/* Copied */
+	boolean_t is_createchild;		/* Copied */
+	rc_vchar_t *packet;
+
+	/* inverse-ACQUIRE data. */
+	struct rcpfk_msg *answer;
+	int (*receiver)(struct invacq_s *);
+	struct sadb_request request;
+} invacq_t;
+#endif
+extern int extract_extended_acquire(struct rcpfk_msg *, struct rcf_selector **,
+    struct rcf_remote **);
+#endif