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