NSDB_PROTOCOLS
rv = nsdispatch(result, dtab, NSDB_PROTOCOLS, "getprotobynumber_r",
rv = nsdispatch(result, dtab, NSDB_PROTOCOLS, "getprotoent_r",
(void)nsdispatch(NULL, dtab, NSDB_PROTOCOLS, "setprotoent", defaultsrc,
(void)nsdispatch(NULL, dtab, NSDB_PROTOCOLS, "endprotoent", defaultsrc);
rv = nsdispatch(result, dtab, NSDB_PROTOCOLS, "getprotobyname_r",
NSDB_PROTOCOLS,