198: if (pfil_head_register(&if_pfil) != 0)
199: printf("WARNING: unable to register pfil hook\n");
200: #endif
622: if (pfil_head_register(&ifp->if_pfil) != 0)
623: printf("%s: WARNING: unable to register pfil hook\n",
624: ifp->if_xname);
814: #ifdef IFAREF_DEBUG
815: printf("if_detach: ifaddr %p, family %d, refcnt %d\n",
816: ifa, family, ifa->ifa_refcnt);
852: #if !defined(T2EX) || defined(DEBUG)
853: printf("if_detach: WARNING: AF %d not purged\n",
854: family);
976: if (error != 0)
977: printf("%s: warning: unable to delete rtentry @ %p, "
978: "error = %d\n", ifp->if_xname, rt, error);