Make it the same offset as TDB1. This isn't strictly necessary, but
it would allow for total unification later, since TDB1 and TDB2's
transaction code is otherwise completely compatible.
/* Prevent others from opening the file. */
#define TDB_OPEN_LOCK 0
/* Prevent others from opening the file. */
#define TDB_OPEN_LOCK 0
-/* Doing a transaction. */
-#define TDB_TRANSACTION_LOCK 1
/* Expanding file. */
#define TDB_EXPANSION_LOCK 2
/* Expanding file. */
#define TDB_EXPANSION_LOCK 2
+/* Doing a transaction. */
+#define TDB_TRANSACTION_LOCK 8
/* Hash chain locks. */
#define TDB_HASH_LOCK_START 64
/* Hash chain locks. */
#define TDB_HASH_LOCK_START 64