#! /bin/bash
ifconfig | grep "inet" | grep -v 127.0.0.1 | grep -v inet6 | awk '{print $2}'
echo
exit
#original below
myen0=`ifconfig en0 | grep "inet " | grep -v 127.0.0.1 | awk '{print $2}'`

if [ "$myen0" != "" ]
then
    echo "Ethernet : $myen0"
else
    echo "Ethernet : INACTIVE"
fi

myen1=`ifconfig en1 | grep "inet " | grep -v 127.0.0.1 | awk '{print $2}'`

if [ "myen1" != "" ]
then
    echo "AirPort  : $myen1"
else
    echo "Airport  : INACTIVE"
fi