[GHC] #10485: Remove __MINGW32__ from all source files

[GHC]

#10485: Remove __MINGW32__ from all source files
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        Reporter:  thomie            |                   Owner:  Berdes
            Type:  task              |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:  newcomer
Operating System:  Windows           |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Changes (by Berdes):

 * owner:   => Berdes


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10485#comment:1>
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