Patch for ping6 -o

[Maxim Konovalov]

On Thu, 15 Nov 2007, 12:01-0000, Dima Dorfman wrote:

> The ping(8) utility has an -o switch that tells it to exit after
> receiving the first reply. This is useful, but ping6(8) doesn't have
> it.
>
> Simple patch attached.
>
> Comments/reviews/whatnots?
>
> I'll commit to HEAD in a few days if I don't hear any objections.
>
You forgot to update usage().

-- 
Maxim Konovalov