anchor.diff:    ];
   
     nativeBuildInputs = [
  -    dbus
       gettext
       gobject-introspection
       meson
  
positive.code: , systemd
  , coreutils
  , meson
  , dbus
  , ninja
  , python3
  
negative.code:     pkg-config
      python3
      vala
    ] ++ lib.optionals (!stdenv.buildPlatform.canExecute stdenv.hostPlatform) [
      #  meson.build:88:2: ERROR: Can not run test applications in this cross environment.
      mesonEmulatorHook
    ];
  
    buildInputs = [
      gobject-introspection
      dbus
      glib
      polkit
      systemd
  