in cubeb-sys/src/device.rs [60:69]
fn fmt_device_pref(p: &cubeb_device_pref) -> &'static str {
match *p {
CUBEB_DEVICE_PREF_NONE => "None",
CUBEB_DEVICE_PREF_MULTIMEDIA => "Multimedia",
CUBEB_DEVICE_PREF_VOICE => "Voice",
CUBEB_DEVICE_PREF_NOTIFICATION => "Notification",
CUBEB_DEVICE_PREF_ALL => "All",
_ => "Unexpected",
}
}