pub unsafe extern "C" fn cuLaunchCooperativeKernel( f: CUfunction, gridDimX: c_uint, gridDimY: c_uint, gridDimZ: c_uint, blockDimX: c_uint, blockDimY: c_uint, blockDimZ: c_uint, sharedMemBytes: c_uint, hStream: CUstream, kernelParams: *mut *mut c_void) -> CUresult