anchor.diff:  #    java = jre;
   #  };
   #
  -#  qrencode = callPackage ../tools/graphics/qrencode { };
  +  qrencode = callPackage ../tools/graphics/qrencode { };
   #
     gecko_mediaplayer = callPackage ../applications/networking/browsers/mozilla-plugins/gecko-mediaplayer {
       inherit (gnome) GConf;
  
positive.code: #
  #  dtrx = callPackage ../tools/compression/dtrx { };
  #
  #  duperemove = callPackage ../tools/filesystems/duperemove {
  #    linuxHeaders = linuxHeaders_3_18;
  #  };
  #
  #  dynamic-colors = callPackage ../tools/misc/dynamic-colors { };
  #
  
negative.code: #
    rng_tools = callPackage ../tools/security/rng-tools { };
  #
  #  rsnapshot = callPackage ../tools/backup/rsnapshot { };
  #
  #  rlwrap = callPackage ../tools/misc/rlwrap { };
  #
  