Merged revisions 72482 via svnmerge from

Merged revisions 72482 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r72482 | mark.dickinson | 2009-05-08 22:01:57 +0100 (Fri, 08 May 2009) | 10 lines

  Merged revisions 72479 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r72479 | mark.dickinson | 2009-05-08 21:58:08 +0100 (Fri, 08 May 2009) | 3 lines

    Issue #5933: Fix gcc -Wextra compiler warnings (and remove some
    trailing whitespace).
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