.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later .. c:namespace:: DTV.fe .. _frontend_f_close: *************************** Digital TV frontend close() *************************** Name ==== fe-close - Close a frontend device Synopsis ======== .. code-block:: c #include .. c:function:: int close( int fd ) Arguments ========= ``fd`` File descriptor returned by :c:func:`open()`. Description =========== This system call closes a previously opened front-end device. After closing a front-end device, its corresponding hardware might be powered down automatically. Return Value ============ On success 0 is returned. On error -1 is returned, and the ``errno`` variable is set appropriately. Generic error codes are described at the :ref:`Generic Error Codes ` chapter.