if (debug) log_d("close_connection: %d", cn->fd); 
void close_connection(struct connection *cn){	if (cn->nread || cn->nwritten || cn->logged == 0) {		++stats.nrequests;		log_request(cn->r);	}	--stats.nconnections;	close(cn->fd);	if (cn->rfd != -1) {		close(cn->rfd);		cn->rfd = -1;	}	set_connection_state(cn, HC_FREE);}
8520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/8520/1bc9290f3d4b39aed09b2576210e8bce64ca898d/core.c/buggy/src/core.c