anchor.diff:  { stdenv, fetchurl, pythonPackages, intltool, libxml2Python, curl, python
  -, makeWrapper, virtinst, pyGtkGlade, pythonDBus, gnome_python, gtkvnc, vte
  +, wrapGAppsHook, virtinst, pyGtkGlade, pythonDBus, gnome_python, gtkvnc, vte
   , gtk3, gobjectIntrospection, libvirt-glib, gsettings_desktop_schemas, glib
  -, avahi, dconf, spiceSupport ? true, spice_gtk, libosinfo
  +, avahi, dconf, spiceSupport ? true, spice_gtk, libosinfo, gnome3
   }:
   
   with stdenv.lib;
  
positive.code:       glib
        gobjectIntrospection
        gsettings_desktop_schemas
      ];
  
    configurePhase = ''
  
negative.code:   buildPhase = "true";
  
    postInstall = ''
      ${glib}/bin/glib-compile-schemas "$out"/share/glib-2.0/schemas
    '';
  
  