dt_ndigits
minwidth = dt_ndigits(DTRACE_QUANTIZE_BUCKETVAL(min));
maxwidth = dt_ndigits(DTRACE_QUANTIZE_BUCKETVAL(max));
if (dt_printf(dtp, fp, " %*lld :", dt_ndigits(minval),
-dt_ndigits(maxval), (long long)maxval, (long long)count) < 0)