tdb_convert(tdb, &recovery_head, sizeof(recovery_head));
if (methods->twrite(tdb, offsetof(struct tdb_header, recovery),
&recovery_head, sizeof(tdb_off_t)) == -1) {
tdb_convert(tdb, &recovery_head, sizeof(recovery_head));
if (methods->twrite(tdb, offsetof(struct tdb_header, recovery),
&recovery_head, sizeof(tdb_off_t)) == -1) {