pub unsafe extern "C" fn igraph_barabasi_game(
graph: *mut igraph_t,
n: igraph_int_t,
power: igraph_real_t,
m: igraph_int_t,
outseq: *const igraph_vector_int_t,
outpref: igraph_bool_t,
A: igraph_real_t,
directed: igraph_bool_t,
algo: igraph_barabasi_algorithm_t,
start_from: *const igraph_t,
) -> igraph_error_t