anchor.diff:        url = "https://github.com/Exiv2/exiv2/commit/bbe0b70840cf28b7dd8c0b7e9bb1b741aeda2efd.patch";
         sha256 = "13zw1mn0ag0jrz73hqjhdsh1img7jvj5yddip2k2sb5phy04rzfx";
       })
  +
  +    # Use correct paths with multiple outputs
  +    # https://github.com/Exiv2/exiv2/pull/1275
  +    (fetchpatch {
  +      name = "cmake-fix-aarch64.patch";
  +      url = "https://github.com/Exiv2/exiv2/commit/48f2c9dbbacc0ef84c8ebf4cb1a603327f0b8750.patch";
  +      sha256 = "vjB3+Ld4c/2LT7nq6uatYwfHTh+HeU5QFPFXuNLpIPA=";
  +    })
     ];
  -
  -  cmakeFlags = [
  -    "-DEXIV2_BUILD_PO=ON"
  -    "-DEXIV2_BUILD_DOC=ON"
  -    # the cmake package does not handle absolute CMAKE_INSTALL_INCLUDEDIR correctly
  -    # (setting it to an absolute path causes include files to go to $out/$out/include,
  -    #  because the absolute path is interpreted with root at $out).
  -    # Can probably be removed once https://github.com/Exiv2/exiv2/pull/1263 is merged.
  -    "-DCMAKE_INSTALL_INCLUDEDIR=include"
  -    "-DCMAKE_INSTALL_LIBDIR=lib"
  -  ];
  -
  -  outputs = [ "out" "dev" "doc" "man" ];
   
     nativeBuildInputs = [
       cmake
  
positive.code:   pname = "exiv2";
    version = "0.27.3";
  
    src = fetchFromGitHub {
      owner = "exiv2";
      repo  = "exiv2";
  
negative.code:     )
    '';
  
    meta = with stdenv.lib; {
      homepage = "https://www.exiv2.org/";
      description = "A library and command-line utility to manage image metadata";
      platforms = platforms.all;
      license = licenses.gpl2Plus;
      maintainers = [ ];
    };
  }
  