.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later .. c:namespace:: DTV.dmx .. _dmx_fclose: ======================== Digital TV demux close() ======================== Name ---- Digital TV demux close() Synopsis -------- .. c:function:: int close(int fd) Arguments --------- ``fd`` File descriptor returned by a previous call to :c:func:`open()`. Description ----------- This system call deactivates and deallocates a filter that was previously allocated via the :c:func:`open()` call. Return Value ------------ On success 0 is returned. On error, -1 is returned and the ``errno`` variable is set appropriately. The generic error codes are described at the :ref:`Generic Error Codes ` chapter.