MSVC 2015 builds Failing After 2017 Support added

[David Ostrovsky]

On Sun, 2017-02-19 at 18:56 +0000, Luke Benes wrote:
> >  The default should be that whatever comes with the compiler should
> > be
> >  enough, and that installing any separate SDK should be optional.
> 
> 
> Agreed, this is how MSVC 2015 worked before the 2017 patch.
> 
> 
> >  So, if your UCRTVERSION is 10.0.10240.0 (can you verify in
> > config_host.mk?)

I don't see the answer to my question above.