anchor.diff:    NIX_CFLAGS_COMPILE = "-I${freetype}/include/freetype2 -fgnu89-inline";
   
     meta = with lib; {
  +    homepage = "https://www.logicalshift.co.uk/unix/zoom/";
       description = "Player for Z-Code, TADS and HUGO stories or games";
       longDescription = ''
         Zoom is a player for Z-Code, TADS and HUGO stories or games. These are
  
positive.code: 
    src = fetchurl {
      url = "https://www.logicalshift.co.uk/unix/zoom/zoom-${version}.tar.gz";
      sha256 = "1g6van7f7sg3zfcz80mncnnbccyg2hnm0hq4x558vpsm0lf7z5pj";
    };
  
    buildInputs = [ perl expat xlibsWrapper freetype ];
  
negative.code: { lib
  , stdenv
  , fetchurl
  , perl
  , expat
  , xlibsWrapper
  , freetype
  }:
  
  # !!! assert freetype == xorg.freetype
  
  