anchor.diff:    mesonFlags = [
       "-Dxwayland-path=${xwayland}/bin/Xwayland"
       "-Dinstalled_tests=false" # TODO: enable these
  +    "-Dwayland_eglstream=true"
  +    "-Degl_device=true"
     ];
   
     propagatedBuildInputs = [
  
positive.code:     gnome-desktop cairo pango cogl zenity libstartup_notification
      geocode-glib libinput libgudev libwacom
      libcanberra-gtk3 zenity xkeyboard_config libxkbfile
      libxkbcommon pipewire xwayland
      gnome-settings-daemon sysprof
    ];
  
  
negative.code: , sysprof
  , desktop-file-utils
  , libcap_ng
  , egl-wayland
  }:
  
  stdenv.mkDerivation rec {
  