hypothesise
static enum fme_state hypothesise(struct fme *fmep, struct event *ep,
state = hypothesise(nfmep, nfmep->e0, nfmep->ull, &my_delay);
state = hypothesise(fmep, fmep->e0, fmep->ull, &my_delay);
(void) hypothesise(Nfmep, Nfmep->e0, Nfmep->ull, &my_delay);
fmep->state = hypothesise(fmep, fmep->e0, fmep->ull, &my_delay);
fstate = hypothesise(fmep, tail_event, at_latest_by,