Blocked revisions 85554 via svnmerge

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  r85554 | r.david.murray | 2010-10-15 19:12:57 -0400 (Fri, 15 Oct 2010) | 4 lines

  #9862: On AIX PIPE_BUF is broken.  Make it 512.

  Patch by Sébastien Sablé.
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