anchor.diff:    src = fetchurl {
       url = "https://ftp.videolan.org/pub/videolan/x264/snapshots/"
         + "x264-snapshot-${version}-2245-stable.tar.bz2";
  -    sha256 = "1286dd6ca57605022d5922cff4d8a83c8b35f543f0c309d3906e1bf9209deb93";
  +    sha256 = "a6ee16e1ba8943f8ba7b4bc36488489146d5556f4fa11280efd406782889ce76";
     };
   
     nativeBuildInputs = [
  
positive.code:         "8"
      }"
      "--chroma-format=all"
      "--enable-asm"
      "--disable-debug"
      "--disable-gprof"
      "--enable-pic"
      "--disable-avs"
      "--disable-swscale"
  
negative.code:   '';
  
    configureFlags = [
      "--enable-shared"
      "--disable-win32thread"
      "--disable-interlaced"
      "--bit-depth=${
  