timedelta
f->name, buf->l, timedelta(&start, &end));
f->name, key->l << 3, buf->l, timedelta(&start, &end));
f->name, key->l << 3, buf->l, timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&iph1->start, &iph1->end));
extern double timedelta(struct timeval *, struct timeval *);
timedelta(&start, &end));
timedelta(&start, &end));
timedelta(&start, &end));
"phase2", "quick", timedelta(&iph2->start, &iph2->end));