[GHC] #4080: Use libcharset instead of nl_langinfo(CODESET) if possible.

[GHC]

#4080: Use libcharset instead of nl_langinfo(CODESET) if possible.
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    Reporter:  PHO               |        Owner:               
        Type:  bug               |       Status:  patch        
    Priority:  normal            |    Milestone:               
   Component:  libraries/base    |      Version:  6.13         
    Keywords:  iconv locale      |   Difficulty:               
          Os:  Unknown/Multiple  |     Testcase:               
Architecture:  Unknown/Multiple  |      Failure:  Runtime crash
---------------------------------+------------------------------------------
Changes (by igloo):

  * status:  new => patch


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4080#comment:1>
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