* will be applied for the reading. The `limit_sec' and `limit_usec'
* specifies the limit that is applied if `read_rate' and/or
* `read_limit_bytes' is reached. The `schedule' is the application's
- * scheduler.
+ * scheduler. If all arguments except `sock' are NULL or zero this
+ * resets the QoS from the socket, all QoS for this socket that may
+ * be pending will be cancelled.
*
***/
void silc_socket_set_qos(SilcSocketConnection sock,