Unconditionally set the RTF_UP flags when adding a route to the table.
Unconditionally set the RTF_UP flags when adding a route to the table.

This makes dhclient(8) configured default routes usable without relying
on the link-state change hooks not present in RAMDISK kernels.

ok krw@, claudio@

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