-#ifdef KERNEL
-#ifdef __APPLE_API_PRIVATE
-extern int ipcomp6_input __P((struct mbuf **, int *));
-extern int ipcomp6_output __P((struct mbuf *, u_char *, struct mbuf *,
- struct ipsecrequest *));
-#endif /* __APPLE_API_PRIVATE */
-#endif /*KERNEL*/
+#ifdef KERNEL_PRIVATE
+extern int ipcomp6_input(struct mbuf **, int *);
+extern int ipcomp6_output(struct mbuf *, u_char *, struct mbuf *,
+ struct secasvar *);
+#endif KERNEL_PRIVATE