anchor.diff:  , kparts
   , ktexteditor
   , kwindowsystem
  +, okular
   , poppler
   }:
   
  
positive.code:         kparts
          ktexteditor
          kwindowsystem
          poppler
          qtscript
        ];
  
negative.code: {
    inherit unwrapped;
    targets = [ "bin/kile" ];
    paths = [ konsole.unwrapped okular.unwrapped ];
  }
  