ksocket_listen
rc = ksocket_listen(ld->ld_so, 20, CRED());
if ((rc = ksocket_listen(esi.esi_so, 5, CRED())) != 0) {
if (ksocket_listen(so_svc->is_so, 5, CRED()) != 0) {
error = ksocket_listen(ks, backlog, CRED());
return (ksocket_listen(ks, backlog, CRED()));
extern int ksocket_listen(ksocket_t, int, struct cred *);