[GHC] #1140: Use ccall for OpenAL on Windows (was part of #918)

[GHC]

#1140: Use ccall for OpenAL on Windows (was part of #918)
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    Reporter:  thorkilnaur        |       Owner:         
        Type:  bug                |      Status:  new    
    Priority:  normal             |   Milestone:         
   Component:  libraries (other)  |     Version:  6.4.2  
    Severity:  normal             |    Keywords:         
  Difficulty:  Easy (1 hr)        |    Testcase:  N/A    
Architecture:  Unknown            |          Os:  MacOS X
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The patch attached to this ticket is part of a patch originally attached
 to #918 by shelarcy <shelarcy at capella.freemail.ne.jp>. This original patch
 (file {{{openal-mac-os-x.patch}}}) corrected a Mac OS X OpenAL build
 problem and a Windows OpenAL build problem. The part of the patch attached
 here is the part that corrects a Windows OpenAL build problem. The file
 name ({{{openal-mac-os-x-part-2.patch}}}) contains the name of the
 original patch, but it is a Windows-related patch in spite of its name.
 Please refer to #918 for additional details.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1140>
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