- value_check= memcached_value_fetch(ptr, key, key_length, value_length, flags,
- error, 1, ptr->cursor_server);
+ *error = memcached_value_fetch(ptr, key, key_length, result_buffer,
+ flags, NULL, 1, ptr->cursor_server);
+ *value_length= memcached_string_length(result_buffer);