sifp 863 net/if_pfsync.c struct ifnet *sifp; sifp 930 net/if_pfsync.c if ((sifp = ifunit(pfsyncr.pfsyncr_syncdev)) == NULL) sifp 934 net/if_pfsync.c if (sifp->if_mtu < sc->sc_if.if_mtu || sifp 936 net/if_pfsync.c sifp->if_mtu < sc->sc_sync_ifp->if_mtu) || sifp 937 net/if_pfsync.c sifp->if_mtu < MCLBYTES - sizeof(struct ip)) sifp 939 net/if_pfsync.c sc->sc_sync_ifp = sifp;