1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 3.. _ca_fclose: 4 5===================== 6Digital TV CA close() 7===================== 8 9Name 10---- 11 12Digital TV CA close() 13 14 15Synopsis 16-------- 17 18.. c:function:: int close(int fd) 19 :name: dvb-ca-close 20 21 22Arguments 23--------- 24 25``fd`` 26 File descriptor returned by a previous call to :c:func:`open() <dvb-ca-open>`. 27 28Description 29----------- 30 31This system call closes a previously opened CA device. 32 33 34Return Value 35------------ 36 37On success 0 is returned. 38 39On error -1 is returned, and the ``errno`` variable is set 40appropriately. 41 42Generic error codes are described at the 43:ref:`Generic Error Codes <gen-errors>` chapter. 44