Remove volatile from function return values since gcc4 complains about them and they don't make any sense (the old deprecated GCC way of marking noreturn functions is surely not what was meant here).
Remove volatile from function return values since gcc4 complains about them
and they don't make any sense (the old deprecated GCC way of marking noreturn
functions is surely not what was meant here).

ok jsg@, guenther@, marco@

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