gistfile1.txt

ip() {
  local WIFI=`ipconfig getifaddr en0 2> /dev/null`
  local ETHERNET=`ipconfig getifaddr en1 2> /dev/null`
  local EXT=`curl -s http://checkip.dyndns.org/ | grep -o '[0-9][0-9]*.[0-9][0-9]*.[0-9][0-9]*.[0-9]*'`
  if [ "$ETHERNET" != "" ]; then
    echo -n -e "Ethernet:\t "
    echo -e $ETHERNET
  fi
  if [ "$WIFI" != "" ]; then
    echo -n -e "Wifi:\t\t "
    echo -e $WIFI
  fi
  
  echo -n -e "External:\t "
  echo -e $EXT
  echo -e $EXT | pbcopy
  echo ""
}