anchor.diff:    };
   
     stellarium = callPackage ../applications/science/astronomy/stellarium { };
  +
   
     ### SCIENCE/GEOMETRY
   
  
positive.code: 
  
    ### DEVELOPMENT / LIBRARIES
  
  
    a52dec = callPackage ../development/libraries/a52dec { };
  
  
negative.code: 
  
    ### DESKTOP ENVIRONMENTS
  
    enlightenment = callPackage ../desktops/enlightenment { };
  
  