Merged revisions 78202 via svnmerge from

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

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  r78202 | martin.v.loewis | 2010-02-15 22:41:12 +0100 (Mo, 15 Feb 2010) | 2 lines

  Issue #7903: Define _BSD_SOURCE through OpenBSD 4.9.
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