log_d("timeout to %s", cn->ip); 
if (debug) log_d("timeout to %s", cn->ip); 
static void cleanup_connections(void){	struct connection *cn;	cn = connections;	while (cn) {		if (cn->state == HC_ACTIVE) {			if (current_time - cn->t >= tuning.timeout) {				log_d("timeout to %s", cn->ip);				cn->action = HC_CLOSING;			}			if (cn->action == HC_CLOSING)				close_connection(cn);		}		cn = cn->next;	}}
8520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/8520/0b1aa51be36b73c308019a5c7e3cc90f3ca91aec/core.c/clean/src/core.c