anchor.diff:    ];
   
     configureFlags = [
  -    "--enable-option-checking"
       "--disable-maintainer-mode"
       "--enable-nls"
       "--enable-rpath"
       "--disable-fatal-warnings"
  +    "--disable-extra-checks"
       "--disable-debug"
       "--disable-profiling"
       "--disable-valgrind"
  
positive.code:       codyopel
      ];
      platforms = with platforms;
        i686-linux
        ++ x86_64-linux;
    };
  }
  
negative.code: };
  
  stdenv.mkDerivation rec {
    name = "gst-plugins-base-1.8.0";
  
    src = fetchurl rec {
      url = "https://gstreamer.freedesktop.org/src/gst-plugins-base/${name}.tar.xz";
      sha256Url = "${url}.sha256sum";
      sha256 = "abc0acc1d15b4b9c97c65cd9689bd6400081853b9980ea428d3c8572dd791522";
    };
  
    nativeBuildInputs = [
  