fix "traceroute -P 41", outgoing side.  incoming side needs fix in ip4_input(). Requested from: Niels Provos <provos@citi.umich.edu>
fix "traceroute -P 41", outgoing side.  incoming side needs fix in
ip4_input().
Requested from: Niels Provos <provos@citi.umich.edu>

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars