compile error building building Python-3.8.5 on Debian 8.11 (yes, old!)

[Python]

On Fri, Sep 04, 2020 at 03:43:14PM -0500, Python wrote:
> On Fri, Sep 04, 2020 at 08:04:33AM -0800, Joshua J. Kugler wrote:
> > On Thursday, September 3, 2020 8:59:09 PM AKDT Cameron Simpson wrote:
> > > Building Python 3.8.5, running make and gcc (Debian 4.9.2-10+deb8u2)
> > > 4.9.2 I get this:
> > 
> > I am going to assume the version of C required is past what is in that old of 
> > a version of Debian.
> 
> No... even the latest versions of GCC will let you use the oldest C
> standards ("version") by using the -cstd flag, and that flag is set

Typo: it's just -std.