ATPORT_LAST
sat->sat_port >= ATPORT_LAST)
sat->sat_port < ATPORT_LAST; sat->sat_port++) {
if (sat->sat_port == ATPORT_LAST) {
if (to->sat_port < ATPORT_FIRST || to->sat_port >= ATPORT_LAST)
struct ddpcb *ddp_ports[ATPORT_LAST];