if_ref
if_ref(ifp);
if_ref(ifp);
if_ref(ifp);
if_ref(ifgm->ifgm_ifp);
if_map[i] = if_ref(oifp);
SMR_PTR_SET_LOCKED(&if_map[index], if_ref(ifp));
struct ifnet *if_ref(struct ifnet *);
if_ref(ifp);
if_ref(ifp);
if_ref(ifp);