(*rt->retrieve)(&retrieveCtrl);
*output_format = retrieveCtrl.output_format;
*rec_bufp = retrieveCtrl.rec_buf;
*rec_lenp = retrieveCtrl.rec_len;
close (retrieveCtrl.fd);
(*rt->retrieve)(&retrieveCtrl);
*output_format = retrieveCtrl.output_format;
*rec_bufp = retrieveCtrl.rec_buf;
*rec_lenp = retrieveCtrl.rec_len;
close (retrieveCtrl.fd);