Symbol: ipfw_iface_ref
sys/netpfil/ipfw/ip_fw_private.h
628
int ipfw_iface_ref(struct ip_fw_chain *ch, char *name,
sys/netpfil/ipfw/ip_fw_table_algo.c
2213
if (ipfw_iface_ref(ch, ifname, &ife->ic) != 0) {