+uint32_t generate_hash_value(const char *key, size_t key_length, memcached_hash hash_algorithm);
+
+uint32_t generate_hash(memcached_st *ptr, const char *key, size_t key_length);
+memcached_return memcached_server_remove(memcached_server_st *st_ptr);
+
+extern uint64_t ntohll(uint64_t);
+extern uint64_t htonll(uint64_t);
+
+void host_reset(memcached_st *ptr, memcached_server_st *host,
+ const char *hostname, unsigned int port, uint32_t weight,
+ memcached_connection type);
+
+memcached_return memcached_purge(memcached_server_st *ptr);
+