Make.rules.in: Pass the --nounistd flag to flex since unistd.h is a header that might not be present on all systems.

[Alexandre Julliard]

Robert Shearman <rob at codeweavers.com> writes:

> If we do need it, we can include it in the .l file after config.h and
> with an appropriate include guard.

You should instead put a %option in the files that need it.

-- 
Alexandre Julliard
julliard at winehq.org