throughput_uptime
secs = t->downtime ? 0 : throughput_uptime(t);
rad_put_int(r->cx.rad, RAD_ACCT_SESSION_TIME, throughput_uptime(stats))
secs_up = throughput_uptime(t);
secs_up = throughput_uptime(t);
uptime = throughput_uptime(t);
if ((divisor = throughput_uptime(t)) == 0)
extern int throughput_uptime(struct pppThroughput *);