anchor.diff:      freetype
       gdk_pixbuf
       glib
  -    gnome2.GConf
  -    gtk2
  +    gtk3
  +    at-spi2-atk
       hunspell
  +    libuuid
       libnotify
       libX11
       libXcomposite
  
positive.code:     xorg.libxcb
    ];
  
    version = "3.3.2872";
  
    plat = {
      "i686-linux" = "i386";
  
negative.code: { stdenv, fetchurl, dpkg, makeDesktopItem, libuuid, gtk3, atk, cairo, pango
  , gdk_pixbuf, glib, freetype, fontconfig, dbus, libnotify, libX11, xorg, libXi
  , libXcursor, libXdamage, libXrandr, libXcomposite, libXext, libXfixes
  , libXrender, libXtst, libXScrnSaver, nss, nspr, alsaLib, cups, expat, udev
  , xdg_utils, hunspell, pulseaudio, pciutils, at-spi2-atk
  }:
  let
    rpath = stdenv.lib.makeLibraryPath [
  