get_nsaddr
static struct sockaddr * get_nsaddr __P((res_state, size_t));
srv = (struct sockaddr_in *)get_nsaddr(statp, ns);
srv6 = (struct sockaddr_in6 *)get_nsaddr(statp, ns);
get_nsaddr(statp, ns))) {
nsap = get_nsaddr(statp, ns);
nsap = get_nsaddr(statp, ns);
nsap = get_nsaddr(statp, ns);