check for return value of ENODEV from ifpromisc().  This will happen at detach time when if_detach_ioctl() has been installed for an outgoing interface and does not represent an error.
check for return value of ENODEV from ifpromisc().  This will happen
at detach time when if_detach_ioctl() has been installed for an outgoing
interface and does not represent an error.

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