Failures from AMD64 Snow Leop buildbots:

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FAIL: test_nonascii_history (test.test_readline.TestHistoryManipulation)
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Traceback (most recent call last):
  File "/Users/buildbot/buildarea/3.5.murray-snowleopard/build/Lib/test/test_readline.py", line 102, in test_nonascii_history
    self.assertEqual(readline.get_history_item(1), "entrée 1")
AssertionError: None != 'entrée 1'

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FAIL: test_nonascii (test.test_readline.TestReadline)
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Traceback (most recent call last):
  File "/Users/buildbot/buildarea/3.5.murray-snowleopard/build/Lib/test/test_readline.py", line 174, in test_nonascii
    self.assertIn(b"line '[\\xefnserted]|t\\xeb[after]'\r\n", output)
AssertionError: b"line '[\\xefnserted]|t\\xeb[after]'\r\n" not found in bytearray(b"^A^B^B^B^B^B^B^B\t\tx\t\r\n|t\xc3\xab[after]\x08\x08\x08\x08\x08\x08\x08text \'t\\xeb\'\r\nline \'|t\\xeb[after]\'\r\nindexes 1 3\r\n\x07text \'t\\xeb\'\r\nline \'|t\\xeb[after]\'\r\nindexes 1 3\r\n\r\nt\xc3\xabxt  t\xc3\xabnt  \r\n\r\r\n|t\xc3\xab[after]\r|t\xc3\xabx[after]\r|t\xc3\xabxt[after]\r|t\xc3\xabxt\r\nresult \'|t\\xebxt[after]\'\r\nhistory \'|t\\xebxt[after]\'\r\n")