winemac: Null-terminate an snprintf-ed key name buffer in case of short buffer.

[Per Johansson]

On Wed, Mar 27, 2013 at 7:22 PM, Ken Thomases <ken at codeweavers.com> wrote:
> ---

This has probably been discussed before, but shouldn't snprintfW be
safe against this kind of thing, the way POSIX snprintf is?

Regards,
-- 
Per Johansson