+
+#define MEM_NO_BLOCK (1 << 0)
+#define MEM_TCP_NODELAY (1 << 1)
+#define MEM_REUSE_MEMORY (1 << 2)
+#define MEM_USE_MD5 (1 << 3)
+
+void md5_signature(unsigned char *key, unsigned int length, unsigned char *result);
+memcached_return memcached_connect(memcached_st *ptr);
+memcached_return memcached_response(memcached_st *ptr,
+ char *buffer, size_t buffer_length,
+ unsigned int server_key);
+unsigned int memcached_generate_hash(memcached_st *ptr, char *key, size_t key_length);
+
+#endif /* __COMMON_H__ */