Grab the kernel lock before autoconf.  This way device drivers can drop it in any context if they feel like it.
Grab the kernel lock before autoconf.  This way device drivers can drop it in
any context if they feel like it.

ok deraadt@, guenther@
(who both suggested we could probably grab it even earlier)

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