Function xcb::ffi::xkb::xcb_xkb_get_device_info_unchecked

pub unsafe extern "C" fn xcb_xkb_get_device_info_unchecked(
    c: *mut xcb_connection_t, 
    deviceSpec: xcb_xkb_device_spec_t, 
    wanted: u16, 
    allButtons: u8, 
    firstButton: u8, 
    nButtons: u8, 
    ledClass: xcb_xkb_led_class_spec_t, 
    ledID: xcb_xkb_id_spec_t
) -> xcb_xkb_get_device_info_cookie_t