} memcached_flags;
void md5_signature(unsigned char *key, unsigned int length, unsigned char *result);
-memcached_return memcached_connect(memcached_st *ptr);
+memcached_return memcached_connect(memcached_st *ptr, unsigned int server_key);
memcached_return memcached_response(memcached_st *ptr,
char *buffer, size_t buffer_length,
unsigned int server_key);