uint32_t memcached_instance_list_count(const memcached_st*);
uint32_t memcached_servers_set_count(memcached_server_list_st servers, uint32_t count);
uint32_t memcached_instance_list_count(const memcached_st*);
uint32_t memcached_servers_set_count(memcached_server_list_st servers, uint32_t count);
-void memcached_instance_set(memcached_st*, org::libmemcached::Instance*, const uint32_t host_list_size);
+void memcached_instance_set(memcached_st*, memcached_instance_st*, const uint32_t host_list_size);