+#define tdb_brlock(tdb1, rw_type, offset, len, flags) \
+ tdb_brlock((struct tdb_context *)(tdb1), \
+ (rw_type), (offset), (len), (flags))
+
+#define tdb_brunlock(tdb1, rw_type, offset, len) \
+ tdb_brunlock((struct tdb_context *)(tdb1), (rw_type), (offset), (len))
+
+#define tdb_nest_lock(tdb1, offset, ltype, flags) \
+ tdb_nest_lock((struct tdb_context *)(tdb1), (offset), (ltype), (flags))
+
+#define tdb_nest_unlock(tdb1, offset, ltype) \
+ tdb_nest_unlock((struct tdb_context *)(tdb1), (offset), (ltype))