anchor.diff:      nspr
       pango
       udev
  +    libuuid
       libX11
       libxcb
       libXi
  
positive.code:     stdenv.cc.cc.lib
      atk
      at-spi2-atk
      alsaLib
      cairo
      cups
  
negative.code: { stdenv, fetchurl, makeDesktopItem, wrapGAppsHook
  , atk, at-spi2-atk, at-spi2-core, alsaLib, cairo, cups, dbus, expat, gdk-pixbuf, glib, gtk3
  , freetype, fontconfig, nss, nspr, pango, udev, libuuid, libX11, libxcb, libXi
  , libXcursor, libXdamage, libXrandr, libXcomposite, libXext, libXfixes
  , libXrender, libXtst, libXScrnSaver
  }:
  