- Slightly more informative error message (requested by krw@) - Bring back '&& !ronly' into the conditional, so these ancient file   systems can be mounted again read-only (requested by millert@)
- Slightly more informative error message (requested by krw@)
- Bring back '&& !ronly' into the conditional, so these ancient file
  systems can be mounted again read-only (requested by millert@)

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