unsigned int join(node_t node, unsigned int id_known);
unsigned int find_node(node_t node, unsigned int id_to_find, unsigned int count_in_stats);
void random_lookup(node_t node);
unsigned int join(node_t node, unsigned int id_known);
unsigned int find_node(node_t node, unsigned int id_to_find, unsigned int count_in_stats);
void random_lookup(node_t node);