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/misc/dialogbox/default.nix

@@ -0,0 +1,47 @@
+{ stdenv
+, lib
+, mkDerivation
+, fetchFromGitHub
+, qmake
+, qtbase
+}:
+
+mkDerivation rec {
+  pname = "dialogbox";
+  version = "1.0+unstable=2020-11-16";
+
+  src = fetchFromGitHub {
+    owner = "martynets";
+    repo = pname;
+    rev = "6989740746f376becc989ab2698e77d14186a0f9";
+    hash = "sha256-paTas3KbV4yZ0ePnrOH1S3bLLHDddFml1h6b6azK4RQ=";
+  };
+
+  nativeBuildInputs = [
+    qmake
+  ];
+
+  buildInputs = [
+    qtbase
+  ];
+
+  installPhase = ''
+    runHook preInstall
+
+    install -d $out/{bin,share/doc/dialogbox}
+    install dist/dialogbox $out/bin
+    install README.md $out/share/doc/dialogbox/
+    cp -r demos $out/share/doc/dialogbox/demos
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    broken = stdenv.isDarwin;
+    homepage = "https://github.com/martynets/dialogbox/";
+    description = "Qt-based scriptable engine providing GUI dialog boxes";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ AndersonTorres ];
+    platforms = platforms.unix;
+  };
+}