void link_terminated __P((int)); /* we are finished with the link */
void link_down __P((int)); /* the LCP layer has left the Opened state */
void upper_layers_down __P((int));/* take all NCPs down */
void link_terminated __P((int)); /* we are finished with the link */
void link_down __P((int)); /* the LCP layer has left the Opened state */
void upper_layers_down __P((int));/* take all NCPs down */