[PATCH] Fix the FreeBSD build

[Ralph Böhme]

Hi Gary,

On Tue, Jun 06, 2017 at 11:12:50AM +1200, Gary Lockyer via samba-technical wrote:
> I don't see a problem, I was hoping to have the wrapped version of
> strerror_r done on Friday.  But it's causing issues with hiemdal, and
> I've yet to get a clean test run, which suggests I'm still missing
> something.

ok, thanks for confirming. So I went ahead and pushed Volker's fix.

Cheerio!
-slow