+ { .length= get_command_length, .buffer= get_command },
+ { .length= memcached_array_size(ptr->prefix_key), .buffer= memcached_array_string(ptr->prefix_key) },
+ { .length= key_length[x], .buffer= keys[x] },
+ { .length= 1, .buffer= " " }
+ };
+
+
+ if (memcached_server_response_count(instance) == 0)
+ {
+ rc= memcached_connect(instance);