anchor.diff:  
     textStreamDecode = callPackage ../development/libraries/haskell/text-stream-decode {};
   
  -  tfRandom = if (pkgs.stdenv.lib.versionOlder ghc.version "7") then null else
  -    callPackage ../development/libraries/haskell/tf-random {};
  +  tfRandom = callPackage ../development/libraries/haskell/tf-random {};
   
     these = callPackage ../development/libraries/haskell/these {};
   
  
positive.code: 
    hsdns = callPackage ../development/libraries/haskell/hsdns {};
  
    hsemail = if (pkgs.stdenv.lib.versionOlder ghc.version "7") then null else
      callPackage ../development/libraries/haskell/hsemail {};
  
    hslua = callPackage ../development/libraries/haskell/hslua {
      lua = pkgs.lua5_1;
  
negative.code: 
    compactStringFix = callPackage ../development/libraries/haskell/compact-string-fix {};
  
    compdata = callPackage ../development/libraries/haskell/compdata {};
  
    compdataParam = callPackage ../development/libraries/haskell/compdata-param {};
  
  