private static extern void set_callbacks(
     delegate_V v,
     delegate_Vi vi,
     delegate_Vf vf,
     delegate_Vs vs,
     delegate_Vv3 vv3,
     delegate_Vs vv3json,
     delegate_Vx vx,
     delegate_Vs vxjson,
     delegate_I i,
     delegate_F f,
     delegate_S s
     );
	private static extern void set_callbacks(
		delegate_V v,
		delegate_Vi vi,
		delegate_Vf vf,
		delegate_Vs vs,
		delegate_Vv3 vv3,
		delegate_Vs vv3json,
		delegate_Vx vx,
		delegate_Vs vxjson,
		delegate_I i,
		delegate_F f,
		delegate_S s
	);