week
unsigned long long week;
week = t;
sec = week % 60;
week /= 60;
min = week % 60;
week /= 60;
hrs = week % 24;
week /= 24;
day = week % 7;
week /= 7;
if (week > 0)
snprintf(buf, TF_LEN, "%02lluw%01ud%02uh", week, day, hrs);
int week(int _nd, int *_year);
ds + week(j, &i)*dw, dw);
int week;
week = 1 + (rp->r_dayofmonth - 1) / DAYSPERWEEK;
week = 5;
week = rp->r_dayofmonth / DAYSPERWEEK;
rp->r_month + 1, week, wday);