bug#18302: MSYS2 build issues

[Eli Zaretskii]

> From: Glenn Morris <rgm@gnu.org>
> Cc: Karol Ostrovsky <karol.ostrovsky@gmail.com>,  chriszheng99@gmail.com,  
> 18302@debbugs.gnu.org
> Date: Wed, 20 Aug 2014 13:04:44 -0400
> 
> Eli Zaretskii wrote:
> 
> > not sure we should be changing it.  In particular, I'm not sure
> > non-GNU 'ln' supports these 2 switches (and why do you need -v
> > anyway?).
> 
> http://www.gnu.org/savannah-checkouts/gnu/autoconf/manual/autoconf-2.69/html_node/Limitations-of-Usual-Tools.html
> 
>    "Don't rely on ln having a -f option."

Thanks, that's what I remembered.

> This and other changes that you commented on give the strong impression
> that this patch contains a bunch of things that are just personal
> preferences.

The only real issue AFAICT is the value that MSYS2's 'uname' returns,
that issue does need a (trivial) solution.