if  !  grep  -q  "SERIAL="  $MODULE_CONFIG;  then

  message  "Your firecracker is on which serial port? (ttyS0, ttyS1, etc.)"
  read     SERIAL
  message  "/dev/$SERIAL will be symlinked to /dev/firecracker"
  echo   "SERIAL=$SERIAL"  >>  $MODULE_CONFIG

fi
