Apply the link state change hook to RTF_LOCAL routes.
Apply the link state change hook to RTF_LOCAL routes.

Checking for rt_ifp is currently not enough because RTF_LOCAL routes
still use a hack introduced in 1991 and have lo0ifp as rt_ifp pointer.

So also check for rt_ifa->ifa_ifp in this case.

ok claudio@

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