> From: Fabrice Popineau <fabrice.popineau@gmail.com>
> Date: Sat, 28 Oct 2017 19:28:11 +0200
>
> I have done
> make distclean
> make bootstrap
> ../emacs/configure --prefix= ...
>
> and I had the surprise that somehow, my whole mingw64 directory -- where emacs is meant to be installed --
> has been _erased_ .
By "mingw64 directory" do you mean the directory specified by --prefix?
Or do you mean something else?