GMT
struct tm *GMT;
GMT = gmtime(&tt);
days = (GMT->tm_yday + 1) + ((GMT->tm_hour +
(GMT->tm_min / 60.0) + (GMT->tm_sec / 3600.0)) / 24.0);
for (cnt = EPOCH; cnt < GMT->tm_year; ++cnt)
tm = (flags & GMT) ? gmtime(&t) : localtime(&t);
fulltime | TIMEONLY | GMT));
fulltime | TIMEONLY | GMT));