Race VT+X11 on -current

[Ed Maste]

On 10 May 2015 at 13:14, Hans Petter Selasky <hps at selasky.org> wrote:
>
> Your patch is correct from what I can see. Signed modulus can be creepy
> sometimes! Better if VT_MAXWINDOWS was power of two and we used a bitwise
> AND.

The patch is correct, although signedness doesn't come into play. The
unsigned vw_number just wraps to 2^32-1, which is 3 modulo 12.