sudo apt-get install libncurses5-dev libasound2-dev
./compile.sh
sudo emerge media-sound/alsa-utils
./compile.sh
./atenzo
NOTE 1: If using a custom kernel, be sure to add ftdi_sio.ko module (CONFIG_USB_SERIAL_FTDI_SIO).
NOTE 2: If you get permission denied trying to open ttyUSB0, add yourself to the dialout group or you can also just run the program as root.