message: aic3206: change return on volume setting
diff: @@ -73,7 +73,7 @@ public:
  bool disable(void);
  bool outputSelect(int n);
  bool volume(float n);
  - bool volume_dB(float n);
  + float volume_dB(float n);
  bool inputLevel(float n); //dummy to be compatible with Teensy Audio Library
  bool inputSelect(int n);
  bool setInputGain_dB(float n);
  