anchor.diff:      at-spi2-core upower ibus gnome-desktop telepathy-logger gnome-settings-daemon
       gst_all_1.gst-plugins-good # recording
       gobject-introspection
  +    gnome-autoar
   
       # not declared at build time, but typelib is needed at runtime
       libgweather networkmanagerapplet
  
positive.code: 
    nativeBuildInputs = [
      meson ninja pkgconfig gettext docbook_xsl docbook_xsl_ns docbook_xml_dtd_42 perl wrapGAppsHook glibcLocales
      sassc desktop-file-utils libxslt.bin python3
    ];
    buildInputs = [
      systemd caribou
  
negative.code:     # see https://github.com/NixOS/nixpkgs/issues/25968
      caribou
    ];
  
    patches = [
      (fetchpatch {
  