Function mpi::ffi::MPI_Win_create

pub unsafe extern fn MPI_Win_create(base: *mut c_void,
                                    size: MPI_Aint,
                                    disp_unit: c_int,
                                    info: MPI_Info,
                                    comm: MPI_Comm,
                                    win: *mut MPI_Win)
                                    -> c_int