test01_close_dbenv_before_db(): Added an XXX comment that this test is BerkeleyDB version dependent.
test01_close_dbenv_before_db(): Added an XXX comment that this test is
BerkeleyDB version dependent.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator