Replace bsddb3 and _db occurrences.
diff --git a/Lib/bsddb/db.py b/Lib/bsddb/db.py
index b4365d0..c1749df 100644
--- a/Lib/bsddb/db.py
+++ b/Lib/bsddb/db.py
@@ -37,8 +37,8 @@
 # case we ever want to augment the stuff in _db in any way.  For now
 # it just simply imports everything from _db.
 
-from _db import *
-from _db import __version__
+from _bsddb import *
+from _bsddb import __version__
 
 if version() < (3, 1, 0):
     raise ImportError, "BerkeleyDB 3.x symbols not found.  Perhaps python was statically linked with an older version?"