On 01/04/2020 10:36, Corinna Vinschen wrote:
> None at all.  Right now we still support all versions since Windows
> Vista, so any breakage building stuff on these systems is the fault
> of the Cygwin core.  Other than that, Achim is right, of course :)
>
>
> Corinna

I'm now all upgraded.

I didn't know Vista was still supported - couldn't get Cygwin to install
on it back in September so I assumed it had been dropped. I can't
remember what the problem was, but perhaps it was my mistake then.

Hamish