pub unsafe extern "C" fn ncclCommRegister(
comm: ncclComm_t,
buff: *mut c_void,
size: usize,
handle: *mut *mut c_void,
) -> ncclResult_tpub unsafe extern "C" fn ncclCommRegister(
comm: ncclComm_t,
buff: *mut c_void,
size: usize,
handle: *mut *mut c_void,
) -> ncclResult_t