anchor.diff:    '';
   
     configureFlags = [
  +    "${releaseType}"
       "${boolNo (config == "mumble")}client"
       "${boolNo (config == "murmur")}server"
       "shared"
  
positive.code: , xorg
  
  , mumbleOverlay ? true
  
  , channel
  , config
  
negative.code:   '';
  
    makeFlags = [
      "${releaseType}"
    ];
  
    installPhase = ''
      mkdir -pv "$out"/{lib,bin}
      find ${releaseType} -type f -not -name \*.\* -exec cp -v {} $out/bin \;
      find ${releaseType} -type f -name \*.\* -exec cp -v {} $out/lib \;
  
      mkdir -pv $out/share/man/man1
      cp -v man/mum* $out/share/man/man1
  