anchor.diff:    buildInputs = [
       chromaprint
       faad2
  -    ffmpeg
  +    ffmpeg_2_2
       fftw
       flac
       libid3tag
  
positive.code: 
  , chromaprint
  , faad2
  , ffmpeg
  , fftw
  , flac
  , libid3tag
  
negative.code:     "test=0"
      (scFlag "shoutcast" (libshout != null))
      (scFlag "opus" (libopus != null))
      (scFlag "ffmpeg" (ffmpeg_2_2 != null))
      "optimize=portable"
      "autodjcrates=1"
      "macappstore=0"
  