pub unsafe extern "C" fn spa_device_add_listener(
object: *mut spa_device,
listener: *mut spa_hook,
events: *const spa_device_events,
data: *mut c_void,
) -> c_int
pub unsafe extern "C" fn spa_device_add_listener(
object: *mut spa_device,
listener: *mut spa_hook,
events: *const spa_device_events,
data: *mut c_void,
) -> c_int