anchor.diff:    meta = with lib; {
       description = "Virtual Filesystem support library" + optionalString gnomeSupport " (full GNOME support)";
       license = licenses.lgpl2Plus;
  -    platforms = platforms.linux;
  -    maintainers = [ ] ++ teams.gnome.members;
  +    platforms = platforms.unix;
  +    maintainers = teams.gnome.members;
     };
   }
  
positive.code:   mesonFlags = [
      "-Dsystemduserunitdir=${placeholder "out"}/lib/systemd/user"
      "-Dtmpfilesdir=no"
    ] ++ lib.optionals (!gnomeSupport) [
      "-Dgcr=false"
      "-Dgoa=false"
  
negative.code: , gettext
  , dbus
  , glib
  , udevSupport ? stdenv.isLinux
  , libgudev
  , udisks2
  , libgcrypt
  