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Re: strtonum(3) from OpenBSD?

>> GNU libc sets ERANGE if the [scanf] conversion overflows, I see no
>> reason why we could not do similar.
> Because then our code isn't portable?

That's a reason to not _use_ that feature.  It's not a reason to not
_provide_ it.  (Well, indirectly, perhaps, in that providing a feature
can be seen as encouraging its use.)

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