Functions add/diff/cmp for xtime

Clive D.W. Feather clive at
Thu Oct 8 19:16:38 UTC 1998

In message <E0zQZGb-0003Om-00 at>, Markus Kuhn
<Markus.Kuhn at> writes
>Several commentors have expressed a desire to have a few basic
>predefined arithmetic functions on xtime values.
>I suggest to add the following three functions. These functions are so
>simple that I feel the easiest way of specifying their behaviour is by
>providing a sample implementation (i.e., using C as the specification
>language instead of English):

Sorry, but if they're that simple, why bother ?

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