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