AdvSendIdleCmd() not re-entrant - use splbio()/splx(). Two typos.
AdvSendIdleCmd() not re-entrant - use splbio()/splx(). Two typos.

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