ecode = add_free_record(tdb, off, end - off, TDB_LOCK_NOWAIT, false);
if (ecode != TDB_SUCCESS) {
/* Need to drop lock. Can't rely on anything stable. */
ecode = add_free_record(tdb, off, end - off, TDB_LOCK_NOWAIT, false);
if (ecode != TDB_SUCCESS) {
/* Need to drop lock. Can't rely on anything stable. */