-#ifdef KERNEL
-#ifdef __APPLE_API_PRIVATE
-extern void ip_ecn_ingress __P((int, u_int8_t *, const u_int8_t *));
-extern void ip_ecn_egress __P((int, const u_int8_t *, u_int8_t *));
-#endif /* __APPLE_API_PRIVATE */
-#endif
+extern void ip_ecn_ingress(int, u_int8_t *, const u_int8_t *);
+extern void ip_ecn_egress(int, const u_int8_t *, u_int8_t *);
+#endif KERNEL_PRIVATE