public static extern CUResult cuMemcpy3DAsync_v2(ref CUDAMemCpy3D pCopy, CUstream hStream);
public static extern CUResult cuMemcpy3D_v2(ref CUDAMemCpy3D pCopy);
public static extern CUResult cuMemcpy3DAsync_v2(ref CUDAMemCpy3D pCopy, CUstream hStream);
public static extern CUResult cuMemcpy3D_v2(ref CUDAMemCpy3D pCopy);