netaddr_match
int netaddr_match (int, union nethostaddr *, struct sockaddr *);
(!nd->nd_nam2 || netaddr_match(AF_INET,
netaddr_match(AF_INET,
netaddr_match(AF_INET, &rp->rc_haddr, nd->nd_nam)) {
netaddr_match(AF_INET, &rp->rc_haddr, nd->nd_nam)) {
netaddr_match(AF_INET,