anchor.diff:  , desktop-file-utils
   , gtk4
   , glib
  -, libportal
  +, libportal-gtk4
   , gnome-desktop
   , gnome-online-accounts
   , wrapGAppsHook
  
positive.code:   buildInputs = [
      gtk4
      glib
      libportal
      evolution-data-server
      gsettings-desktop-schemas
      folks
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "gnome-contacts";
    version = "43.alpha";
  
    src = fetchurl {
      url = "mirror://gnome/sources/gnome-contacts/${lib.versions.major version}/${pname}-${version}.tar.xz";
      sha256 = "KnVZ8EO94HpdRtPQL+gUNoddrBr375efNJwsJrZkfeQ=";
    };
  
    propagatedUserEnvPkgs = [
  