server_httperror_byid
*server_httperror_byid(unsigned int);
if ($3 <= 0 || server_httperror_byid($3) == NULL) {
if (desc == NULL || (error = server_httperror_byid(code)) == NULL)
if (errstr != NULL || server_httperror_byid(
(error = server_httperror_byid(code)) == NULL)
if ((httperr = server_httperror_byid(code)) == NULL)