Copyright (C) 2018 The Qt Company Ltd.
SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
This protocol is used internally by Qt for implementing the
qt_server_buffer extension on hardware that supports Linux dma-buf.
This protocol is not part of the Qt API. It exists purely as an
implementation detail and may change from version to
version without notice, or even be removed.