anchor.diff:  
     freedink = callPackage ../games/freedink { };
   
  -  freeorion = callPackage ../games/freeorion { };
  +  freeorion = callPackage ../games/freeorion {
  +    boost = boost160;
  +  };
   
     frotz = callPackage ../games/frotz { };
   
  
positive.code: 
    tuxguitar = callPackage ../applications/editors/music/tuxguitar { };
  
    twister = callPackage ../applications/networking/p2p/twister { };
  
    twmn = qt5.callPackage ../applications/misc/twmn { };
  
  
negative.code: 
    leafpad = callPackage ../applications/editors/leafpad { };
  
    leatherman = callPackage ../development/libraries/leatherman {
      boost = boost160;
    };
  
    leela = callPackage ../tools/graphics/leela { };
  
  