IOHIDManagerSetCancelHandler

objc2_io_kit

Function IOHIDManagerSetCancelHandler 

Source 
pub unsafe extern "C-unwind" fn IOHIDManagerSetCancelHandler(
    manager: &IOHIDManager,
    handler: dispatch_block_t,
)
👎Deprecated: renamed to IOHIDManager::set_cancel_handler
Available on crate features dispatch2 and hid only.