Function mpi_sys::PMPI_Dist_graph_create_adjacent

pub unsafe extern "C" fn PMPI_Dist_graph_create_adjacent(
    comm_old: MPI_Comm, 
    indegree: c_int, 
    sources: *const c_int, 
    sourceweights: *const c_int, 
    outdegree: c_int, 
    destinations: *const c_int, 
    destweights: *const c_int, 
    info: MPI_Info, 
    reorder: c_int, 
    comm_dist_graph: *mut MPI_Comm
) -> c_int