https://forum.volumio.org/volumio-bluetooth-receiver-t8937.html
Install dependencies:
sudo apt-get update
sudo apt-get install wajig
wajig install dh-autoreconf libasound2-dev libortp-dev pi-bluetooth
wajig install libusb-dev libglib2.0-dev libudev-dev libical-dev libreadline-dev libsbc1 libsbc-dev