From: Keith.S.Thompson+u@gmail.com

Lawrence D’Oliveiro  writes:
> On Wed, 7 Jan 2026 12:45:30 -0500, James Russell Kuyper Jr. wrote:
>> On a different point, I used time_t as an example. It would have
>> been better to use ptrdiff_t instead, since  has a macro
>> for that type, and doesn't have one for time_t.
>
> This is why you have configure scripts, so they can figure out the
> right types to use for building on your platform.

I don't follow.  ptrdiff_t is defined in , and is the correct
type for the result of subtracting two pointers.  What relevant
information would a configure script give you?

--
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
void Void(void) { Void(); } /* The recursive call of the void */

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