1 .. -*- coding: utf-8; mode: rst -*-
11 This ioctl is undocumented. Documentation is welcome.
16 .. cpp:function:: int ioctl(fd, int request = CA_SET_DESCR, ca_descr_t *)
32 - File descriptor returned by a previous call to open().
38 - Equals CA_SET_DESCR for this command.
50 On success 0 is returned, on error -1 and the ``errno`` variable is set
51 appropriately. The generic error codes are described at the
52 :ref:`Generic Error Codes <gen-errors>` chapter.