-/* Low level locking functions: use with care */
-int tdb1_chainlock(struct tdb_context *tdb, TDB_DATA key);
-int tdb1_chainunlock(struct tdb_context *tdb, TDB_DATA key);
-int tdb1_chainlock_read(struct tdb_context *tdb, TDB_DATA key);
-int tdb1_chainunlock_read(struct tdb_context *tdb, TDB_DATA key);
-
-