nd6_is_addr_neighbor
if (nd6_is_addr_neighbor(&src_sa, ifp) == 0)
!nd6_is_addr_neighbor(sin6_next, rt->rt_ifp)) {
nd6_is_addr_neighbor(satocsin6(rtcache_getdst(ro)),
if (ln == NULL && nd6_is_addr_neighbor(dst, ifp)) {
int nd6_is_addr_neighbor(const struct sockaddr_in6 *, struct ifnet *);
if (nd6_is_addr_neighbor(&ssin6, ifp) == 0) {
if (nd6_is_addr_neighbor(&ssin6, ifp) == 0) {