Clean up some error messages so that the channel source is printed. Don't wipe out the whole marker flag when a bus event happens on one channel- just or in the channel that needs to have a marker sent. Correctly mark a PORT CHANGED error with a 'selection timeout'.
Clean up some error messages so that the channel source is printed. Don't
wipe out the whole marker flag when a bus event happens on one channel- just
or in the channel that needs to have a marker sent. Correctly mark a
PORT CHANGED error with a 'selection timeout'.

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