NetBSD 6.1.5 doesn't have ldexpl in math.h

[Hal Murray]

[Using ldexp when ldexpl isn't available.]
> Serious loss of precision, but maybe the best we can do.

Does anybody have any data on how serious that would be?

Does ntp classic do anything interesting in this area?  (That's the sort of 
thing that Dave Mills is likely to have thought about.)

Did anybody notice any problems before that change?

commit 3705a499961391748c2b2cf1383270924f2f9df9
Author: Eric S. Raymond <esr at thyrsus.com>
Date:   Thu Aug 17 09:32:38 2017 -0400

    Partially address Gitlab issue #270: Loss of precision in step_systime()



-- 
These are my opinions.  I hate spam.