anchor.diff:  { lib
   , stdenv
   , fetchurl
  +, fetchpatch
   , aalib
   , alsa-lib
  +, autoconf
   , ffmpeg
   , flac
   , libGL
  
positive.code: 
  
    meta = with lib; {
      homepage = "http://www.xinehq.de/";
      description = "A high-performance, portable and reusable multimedia playback engine";
      license = with licenses; [ gpl2Plus lgpl2Plus ];
      maintainers = with maintainers; [ AndersonTorres ];
  
negative.code:     sha256 = "sha256-71GyHRDdoQRfp9cRvZFxz9rwpaKHQjO88W/98o7AcAU=";
    };
  
    patches = [
      # Fix build with libcaca 0.99.beta20 ; remove for xine-lib 1.2.12
      (fetchpatch {
        name = "xine-lib-libcaca-0.99.beta20-fix.patch";
        url = "https://raw.githubusercontent.com/archlinux/svntogit-community/209ae10d59d29c13633b75aa327cf937f3ff0725/trunk/010-xine-lib-libcaca-0.99.beta20-fix.patch";
        sha256 = "088141x1yp84y09x3s01v21yzas2bwavxz9v30z5hyq6c3syrmgr";
      })
      # Fix build with ffmpeg 5.0 ; remove for xine-lib 1.2.12
      (fetchpatch {
        name = "xine-lib-ffmpeg-5.0-fix.patch";
        url = "https://raw.githubusercontent.com/archlinux/svntogit-community/209ae10d59d29c13633b75aa327cf937f3ff0725/trunk/020-xine-lib-ffmpeg-5.0-fix.patch";
        sha256 = "15ff15bqxq1nqqazfbmfq6swrdjr2raxyq7hx6k0r61izhf0g8ld";
      })
    ];
  
    nativeBuildInputs = [
      autoconf
      pkg-config
      perl
    ];
  