> I am going to commit the attached patch (same as last, but it fixes a
> "variable not used" bug).  The anonymous bug reporter tells me it fixes
> the truncated-ip problem.
> 
> Let's be on the look-out for more breakage of this sort, and be sure
> to fix it in the interface! :-) Might slip/gif/gre be affected, also?
> They also add/remove headers.

	i guess so.  and if_tun.c, maybe more?

itojun