# Check if we have a network device at all
if ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
- ! ls /sys/class/net/ath0 > /dev/null 2>&1
+ ! ls /sys/class/net/ath0 > /dev/null 2>&1 && \
+ ! ls /sys/class/net/ra0 > /dev/null 2>&1
then
panic "No supported network device found, maybe a non-mainline driver is required."
fi