+static inline bool memcached_failed(memcached_return_t rc)
+{
+ return (rc != MEMCACHED_SUCCESS &&
+ rc != MEMCACHED_END &&
+ rc != MEMCACHED_STORED &&
+ rc != MEMCACHED_STAT &&
+ rc != MEMCACHED_DELETED &&
+ rc != MEMCACHED_BUFFERED &&
+ rc != MEMCACHED_VALUE);
+}
+
+#define memcached_continue(__memcached_return_t) ((__memcached_return_t) == MEMCACHED_IN_PROGRESS)