[GHC] #3994: Add support for creating and interrupting process groups

[GHC]

#3994: Add support for creating and interrupting process groups
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    Reporter:  hamish            |        Owner:              
        Type:  proposal          |       Status:  new         
    Priority:  normal            |    Milestone:  Not GHC     
   Component:  Compiler          |      Version:  6.12.1      
    Keywords:                    |   Difficulty:              
          Os:  Unknown/Multiple  |     Testcase:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
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Changes (by igloo):

  * milestone:  => Not GHC


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3994#comment:4>
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