pub unsafe extern "C" fn igraph_voronoi(
graph: *const igraph_t,
membership: *mut igraph_vector_int_t,
distances: *mut igraph_vector_t,
generators: *const igraph_vector_int_t,
weights: *const igraph_vector_t,
mode: igraph_neimode_t,
tiebreaker: igraph_voronoi_tiebreaker_t,
) -> igraph_error_t