made sure to set ENXIO to errno if an appropriate interface is not found. (as specified in RFC2553)
made sure to set ENXIO to errno if an appropriate interface is not found.
(as specified in RFC2553)

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame