deliveries (e.g. to pipes) can take a substantial time. */
if (!(dbm_file = dbfn_open(US"retry", O_RDONLY, &dbblock, FALSE, TRUE)))
deliveries (e.g. to pipes) can take a substantial time. */
if (!(dbm_file = dbfn_open(US"retry", O_RDONLY, &dbblock, FALSE, TRUE)))