1 .. -*- coding: utf-8; mode: rst -*-
18 .. cpp:function:: int ioctl(int fd, int request = AUDIO_SET_MIXER, audio_mixer_t *mix)
33 - File descriptor returned by a previous call to open().
39 - Equals AUDIO_SET_ID for this command.
51 This ioctl lets you adjust the mixer settings of the audio decoder.
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.