1 .. -*- coding: utf-8; mode: rst -*-
18 .. cpp:function:: int ioctl(fd, int request = DMX_SET_SOURCE, dmx_source_t *)
33 - File descriptor returned by a previous call to open().
39 - Equals DMX_SET_SOURCE 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.