static void iter_append_uuid(gpointer key, gpointer value, gpointer user_data)
{
	DBusMessageIter *iter = user_data;
	const char *uuid = key;

	dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &uuid);
}
static void iter_append_uuid(gpointer key, gpointer value, gpointer user_data)
{
	DBusMessageIter *iter = user_data;
	const char *uuid = key;

	dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &uuid);
}