anchor.diff:      
       if [ "$EDUKE32_DATA_DIR" = "" ]
       then 
  -        EDUKE32_DATA_DIR=/var/games/eduke32
  +        EDUKE32_DATA_DIR=/var/lib/games/eduke32
       fi
       if [ "$EDUKE32_GRP_FILE" = "" ]
       then
  
positive.code:     categories = "Application;Game;";
    };
  
    buildPhase = ''
      make OPTLEVEL=0
    '';
  
negative.code:   
    meta = {
      description = "Enhanched port of Duke Nukem 3D for various platforms";
      license = "GPLv2+ and BUILD license";
      homepage = http://eduke32.com;
      maintainers = [ stdenv.lib.maintainers.sander ];
    };
  }
  