Function MPI_Compare_and_swap

pub unsafe extern "C" fn MPI_Compare_and_swap(
    origin_addr: *const c_void,
    compare_addr: *const c_void,
    result_addr: *mut c_void,
    datatype: MPI_Datatype,
    target_rank: c_int,
    target_disp: MPI_Aint,
    win: MPI_Win,
) -> c_int