anchor.diff:      gsettings-desktop-schemas
       gdk-pixbuf
       gnome-desktop
  -    geocode-glib
  +    geocode-glib_2
       geoclue2
       libgweather
       gsound
  
positive.code: , ninja
  , gettext
  , pkg-config
  , wrapGAppsHook
  , itstool
  , desktop-file-utils
  , vala_0_56
  , gobject-introspection
  , libxml2
  , gtk4
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "gnome-clocks";
    version = "43.alpha";
  
    src = fetchurl {
      url = "mirror://gnome/sources/gnome-clocks/${lib.versions.major version}/${pname}-${version}.tar.xz";
      sha256 = "VLi556iRF3b1hF8INdrZtCFtHpRZtsdb/zKXzyT0d8U=";
    };
  
    nativeBuildInputs = [
      vala
      meson
      ninja
      pkg-config
      gettext
      itstool
      wrapGAppsHook4
      desktop-file-utils
      libxml2
      gobject-introspection # for finding vapi files
  