IOHIDDeviceSetCancelHandler

objc2_io_kit

Function IOHIDDeviceSetCancelHandler 

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