anchor.diff:      regexPosix = regexPosix0941;
       haddock = haddock272;
       inherit (pkgs) fetchurl;
  -  };
  +  });
   
     haskellPlatform = import ../development/libraries/haskell/haskell-platform {
       inherit cabal ghc GLUT HTTP HUnit OpenGL QuickCheck cgi fgl editline
  
positive.code:     inherit cabal haskellSrcExts;
    };
    
    haskellPlatform2010100 = import ../development/libraries/haskell/haskell-platform/2010.1.0.0.nix {
      inherit cabal ghc fgl
        haskellSrc html
        stm xhtml happy;
  
negative.code:   };
  
    # does not compile with ghc-6.8.3
    haddock210 = pkgs.lowPrio (import ../development/tools/documentation/haddock/haddock-2.1.0.nix {
      inherit cabal;
    });
  
  