.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. c:namespace:: DTV.ca
.. _ca_fclose:
=====================
Digital TV CA close()
=====================
Name
----
Digital TV CA 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 closes a previously opened CA device.
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 <gen-errors>` chapter.