Function xcb::ffi::xproto::xcb_change_keyboard_mapping_checked

pub unsafe extern "C" fn xcb_change_keyboard_mapping_checked(
    c: *mut xcb_connection_t, 
    keycode_count: u8, 
    first_keycode: xcb_keycode_t, 
    keysyms_per_keycode: u8, 
    keysyms: *const xcb_keysym_t
) -> xcb_void_cookie_t