bug#25360: File mode specification errors during building

[Eli Zaretskii]

> From: phillip.lord@russet.org.uk (Phillip Lord)
> Cc: npostavs@users.sourceforge.net,  25360@debbugs.gnu.org
> Date: Tue, 07 Mar 2017 15:28:44 +0000
> 
> I have reverted these changes on master now. I had to redo the
> reversions in a different order to get a clean rebase against master,
> which means its not quite the same thing.

Thanks.

> I can't test this build against windows until later in the evening; it
> did build fine before I reordered things, so I thought it reasonable to
> commit.

It builds OK for me on Windows, although I didn't (and won't) try
bootstrapping any time soon.

Thank you for your work on this, Phillip.