ryuDigits32(d, llo, clo, ulo, c0, cup, 8)
	} else if lhi < uhi {
		// truncate 9 digits at once.
		if llo != 0 {
			lhi++
		}
		c0 = c0 && clo == 0
		cup = (clo > 5e8) || (clo == 5e8 && cup)
		ryuDigits32(d, lhi, chi, uhi, c0, cup, 8)
		d.dp += 9
	} else {
		d.nd = 0
		// emit high part
		n := uint(9)
		for v := chi; v > 0; {
			v1, v2 := v/10, v%10
			v = v1
			n--

}

var truncateRoundTests = []struct {
	t Time
	d Duration
}{
	{Date(-1, January, 1, 12, 15, 30, 5e8, UTC), 3},
	{Date(-1, January, 1, 12, 15, 31, 5e8, UTC), 3},
	{Date(2012, January, 1, 12, 15, 30, 5e8, UTC), Second},
	{Date(2012, January, 1, 12, 15, 31, 5e8, UTC), Second},
	{Unix(-19012425939, 649146258), 7435029458905025217}, // 5.8*d rounds to 6*d, but .8*d+.8*d < 0 < d
}

			return err
		}
		path = dirPath + "/" + path
	}
	if flags == AT_SYMLINK_NOFOLLOW {
		if len(ts) != 2 {
			return EINVAL
		}

		if ts[0].Nsec >= 5e8 {
			ts[0].Sec++
		}
		ts[0].Nsec = 0
		if ts[1].Nsec >= 5e8 {
			ts[1].Sec++
		}
		ts[1].Nsec = 0

		// Not as efficient as it could be because Timespec and
		// Timeval have different types in the different OSes