Odd message while building Python from tip

[Chris Angelico]

On Fri, Jan 20, 2017 at 10:09 AM, INADA Naoki <songofacandy at gmail.com> wrote:
> Hi, Chris.
>
> They are "builtin" module.
> python executable contains the modules already.
>
> But I don't know it's safe to remove them from setup.py.
> There are so many platforms and special build of Python.

I haven't changed the code in any way, btw. This is a vanilla CPython
(at the moment - there have been times I've had patches sitting
around), and this message is, I believe, new.

ChrisA