anchor.diff:  
     nativeBuildInputs = [
       appstream-glib # for appstream-util
  -    desktop-file-utils
       gettext
       gobject-introspection
       itstool
       meson
       ninja
       pkg-config
  -    python3
       vala
       wrapGAppsHook
  +    # For post install script
  +    glib
  +    gtk3
  +    desktop-file-utils
     ];
   
     # Required for USB redirection PolicyKit rules file
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "gnome-boxes";
    version = "43.beta";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
      sha256 = "WqNgpIepZCy/qJLNVFlgCXCRLT6FjyCKJDlz0Jev7Ts=";
    };
  
    patches = [
  
negative.code: , gtk3
  , libvirt
  , spice-gtk
  , appstream-glib
  , spice-protocol
  , libhandy
  