ifa1 329 net/if_vlan.c struct ifaddr *ifa1, *ifa2; ifa1 393 net/if_vlan.c ifa1 = ifnet_addrs[ifv->ifv_if.if_index]; ifa1 395 net/if_vlan.c sdl1 = (struct sockaddr_dl *)ifa1->ifa_addr;