anchor.diff:  AUDIO = " \
       squeezelite \
       mpc \
  +    mpd \
    "
   
   IMAGE_INSTALL += " \
  
positive.code: "
  
  ALSA += " \
      libasound \
      libavcodec \
      libavdevice \
      libavfilter \
  
negative.code: DEPENDS += "bcm2835-bootfiles"
  
  CORE_OS = " \
      kernel-modules \
      openssh openssh-keygen openssh-sftp-server \
      term-prompt \
      tzdata \
  