uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/tools/cd-dvd/xorriso/default.nix

@@ -0,0 +1,37 @@
+{ fetchurl, lib, stdenv, libcdio, zlib, bzip2, readline, acl, attr, libiconv }:
+
+stdenv.mkDerivation rec {
+  pname = "xorriso";
+  version = "1.5.4.pl02";
+
+  src = fetchurl {
+    url = "mirror://gnu/xorriso/xorriso-${version}.tar.gz";
+    sha256 = "sha256-Psc5PUqdy/X3QwnCikFfVSJ+xidwuVrpk6yNejsVKXI=";
+  };
+
+  doCheck = true;
+
+  buildInputs = [ libcdio zlib bzip2 readline libiconv ]
+    ++ lib.optionals stdenv.isLinux [ acl attr ];
+
+  meta = with lib; {
+    description = "ISO 9660 Rock Ridge file system manipulator";
+
+    longDescription =
+      '' GNU xorriso copies file objects from POSIX compliant filesystems
+         into Rock Ridge enhanced ISO 9660 filesystems and allows
+         session-wise manipulation of such filesystems.  It can load the
+         management information of existing ISO images and it writes the
+         session results to optical media or to filesystem objects.  Vice
+         versa xorriso is able to copy file objects out of ISO 9660
+         filesystems.
+      '';
+
+    license = licenses.gpl3Plus;
+
+    homepage = "https://www.gnu.org/software/xorriso/";
+
+    maintainers = [ maintainers.vrthra ];
+    platforms = platforms.unix;
+  };
+}