anchor.diff:    libpseudo = callPackage ../development/libraries/libpseudo { };
   
     libpwquality = callPackage ../development/libraries/libpwquality { };
  -  
  +
     libqalculate = callPackage ../development/libraries/libqalculate { };
   
     librsvg = callPackage ../development/libraries/librsvg {
  
positive.code:     cryptodev = callPackage ../os-specific/linux/cryptodev { };
  
      e1000e = callPackage ../os-specific/linux/e1000e {};
      
      v4l2loopback = callPackage ../os-specific/linux/v4l2loopback { }; 
  
      frandom = callPackage ../os-specific/linux/frandom { };
  
  
negative.code:   mars = callPackage ../games/mars { };
  
    micropolis = callPackage ../games/micropolis { };
  
    mnemosyne = callPackage ../games/mnemosyne {
      inherit (pythonPackages) matplotlib cherrypy sqlite3;
    };
  
  