JULIAN_SDN_OFFSET 171 ext/calendar/julian.c if (sdn > (LONG_MAX - JULIAN_SDN_OFFSET * 4 + 1) / 4 || sdn < LONG_MIN / 4) { JULIAN_SDN_OFFSET 174 ext/calendar/julian.c temp = sdn * 4 + (JULIAN_SDN_OFFSET * 4 - 1); JULIAN_SDN_OFFSET 253 ext/calendar/julian.c - JULIAN_SDN_OFFSET);