anchor.diff:      amrwb
       flac
       gsm
  -    ladspaH
  +    ladspa-sdk
       lame
       libao
       libid3tag
  
positive.code: , amrwb
  , flac
  , gsm
  , ladspaH
  , lame
  , libao
  , libid3tag
  
negative.code:   configureFlags = [
      "--with-distro=Triton"
      #"--with-magic"
      "--${boolWt (libpng != null)}-png"
      "--${boolWt (ladspaH != null)}-ladspa"
      #--with-ladspa-path
      "--${boolWt (libmad != null)}-mad"
      "--${boolWt (libid3tag != null)}-id3tag"
      "--${boolWt (lame != null)}-lame"
      #"--${boolWt (twolame != null)}-twolame"
      /**/"--without-twolame"
      "--${boolWt (opusfile != null)}-opusfile"
      "--${boolWt (opus != null)}-opus"
      "--${boolWt (flac != null)}-flac"
      "--${boolWt (amrwb != null)}-amrwb"
      "--${boolWt (amrnb != null)}-amrnb"
      "--${boolWt (wavpack != null)}-wavpack"
      #--with-sndio=dyn
      "--without-coreaudio" # Darwin
      "--${boolWt (alsa-lib != null)}-alsa"
      "--${boolWt (libao != null)}-ao"
      "--${boolWt (pulseaudio_lib != null)}-pulseaudio"
      #--with-waveaudio=dyn
      "--${boolWt (libsndfile != null)}-sndfile"
      "--without-oss"
      "--${boolWt (elem targetSystem platforms.illumos)}-sunaudio"
      #--with-mp3=dyn
      "--${boolWt (gsm != null)}-gsm"
      #--with-lpc10=dyn
    ];
  
  