Function mpi_sys::MPI_Dist_graph_create

pub unsafe extern "C" fn MPI_Dist_graph_create(
    comm_old: MPI_Comm, 
    n: c_int, 
    sources: *const c_int, 
    degrees: *const c_int, 
    destinations: *const c_int, 
    weights: *const c_int, 
    info: MPI_Info, 
    reorder: c_int, 
    comm_dist_graph: *mut MPI_Comm
) -> c_int