return rval;
}
+int same_day(date_t *a, date_t *b)
+{
+ return a->year == b->year &&
+ a->month == b->month &&
+ a->day == b->day;
+}
+
int before(date_t *start, int year, int month, int day, int hour, int min)
{
return compare(start, &(date_t){year, month, day, hour, min}) < 0;