Toggle the audio output mute status of a given audio device.
#include <audio/audio_manager_volume.h>
int audio_manager_toggle_output_mute(audio_manager_device_t dev)
The audio device that the toggle is applied to.
The audio_manager_toggle_output_mute() function toggles the mute status of the audio output of a given audio device.
EOK upon success, negative errno upon failure.