bug#28601: 26.0.50; configure: error: Emacs does not support 'x86_64-pc-msys' systems.

[Eli Zaretskii]

> From: Andy Moreton <andrewjmoreton@gmail.com>
> Date: Fri, 13 Oct 2017 11:14:37 +0100
> 
> > Can we rely on all the users to have the latest MSYS2?  If not,
> > perhaps after your description we should say something like "If you
> > don't have mingw64.exe, but do have mingw64_shell.bat, then ..."?
> 
> MSYS2 is a rolling-release distribution, so any user who does not have
> an up to date installation would be well advised to update to current
> package versions before attempting to build emacs.

I understand, but "advised" doesn't mean "forced", does it?