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/data/documentation/zeal/default.nix

@@ -0,0 +1,44 @@
+{ lib, fetchFromGitHub, cmake, extra-cmake-modules, pkg-config
+, qtbase, qtimageformats, qtwebengine, qtx11extras, mkDerivation
+, libarchive, libXdmcp, libpthreadstubs, xcbutilkeysyms  }:
+
+mkDerivation rec {
+  pname = "zeal";
+  version = "0.6.999";
+
+  src = fetchFromGitHub {
+    owner = "zealdocs";
+    repo = "zeal";
+    rev = "763edca12ccd6c67e51f10891d1ced8b2510904f";
+    sha256 = "sha256-1/wQXkRWvpRia8UDvvvmzHinPG8q2Tz9Uoeegej9uC8=";
+  };
+
+  # we only need this if we are using a version that hasn't been released. We
+  # could also match on the "VERSION x.y.z" bit but then it would have to be
+  # updated based on whatever is the latest release, so instead just rewrite the
+  # line.
+  postPatch = ''
+    sed -i CMakeLists.txt \
+      -e 's@^project.*@project(Zeal VERSION ${version})@'
+  '';
+
+  nativeBuildInputs = [ cmake extra-cmake-modules pkg-config ];
+
+  buildInputs = [
+    qtbase qtimageformats qtwebengine qtx11extras
+    libarchive
+    libXdmcp libpthreadstubs xcbutilkeysyms
+  ];
+
+  meta = with lib; {
+    description = "A simple offline API documentation browser";
+    longDescription = ''
+      Zeal is a simple offline API documentation browser inspired by Dash (macOS
+      app), available for Linux and Windows.
+    '';
+    homepage = "https://zealdocs.org/";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ skeidel peterhoeg ];
+    platforms = platforms.linux;
+  };
+}