Merged revisions 68661 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

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  r68661 | amaury.forgeotdarc | 2009-01-17 17:40:17 +0100 (Sat, 17 Jan 2009) | 5 lines

  #3997: zipfiles generated with more than 65536 files could not be opened
  with other applications.

  Reviewed by Martin, will backport to 2.6 and 3.0
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