anchor.diff:    '';
   
     meta = with lib; {
  -    description = "Library for reading & writing the E57 file format (fork of E57RefImpl)";
  +    description = "Library for reading & writing the E57 file format";
       homepage = "https://github.com/asmaloney/libE57Format";
       license = licenses.boost;
       maintainers = with maintainers; [ chpatrick nh2 ];
  
positive.code:   boost,
    xercesc,
    icu,
  
    dos2unix,
    fetchpatch,
  }:
  
  stdenv.mkDerivation rec {
    pname = "libe57format";
    version = "2.1";
  
    src = fetchFromGitHub {
      owner = "asmaloney";
      repo = "libE57Format";
      rev = "v${version}";
      sha256 = "05z955q68wjbd9gc5fw32nqg69xc82n2x75j5vchxzkgnn3adcpi";
    };
  
    nativeBuildInputs = [
  
negative.code:     # due to the way that libe57format's CMake config is written.
      xercesc
    ];
  
    # The build system by default builds ONLY static libraries, and with
    # `-DE57_BUILD_SHARED=ON` builds ONLY shared libraries, see:
  