Bring back 1.173 (reverting 1.174) - mips64 systems are still unhappy when the hint returned is over VM_MAXUSER_ADDRESS, apparently; better be safe for now while this is investigated further.
Bring back 1.173 (reverting 1.174) - mips64 systems are still unhappy when
the hint returned is over VM_MAXUSER_ADDRESS, apparently; better be safe for
now while this is investigated further.

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