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/development/ocaml-modules/camlimages/4.2.4.nix

@@ -0,0 +1,76 @@
+{ stdenv
+, lib
+, fetchFromGitLab
+, ocaml
+, findlib
+, omake
+, graphicsmagick
+, libpng
+, libjpeg
+, libexif
+, libtiff
+, libXpm
+, freetype
+, giflib
+, ghostscript
+}:
+
+lib.throwIfNot (lib.versionAtLeast ocaml.version "4.02" && lib.versionOlder ocaml.version "4.10")
+  "camlimages 4.2.4 is not available for OCaml ${ocaml.version}"
+
+stdenv.mkDerivation rec {
+  name = "ocaml${ocaml.version}-${pname}-${version}";
+  pname = "camlimages";
+  version = "4.2.4";
+
+  src = fetchFromGitLab {
+    owner = "camlspotter";
+    repo = pname;
+    rev = "c4f0ec4178fd18cb85872181965c5f020c349160";
+    sha256 = "17hvsql5dml7ialjcags8wphs7w6z88b2rgjir1382bg8vn62bkr";
+  };
+
+  nativeBuildInputs = [
+    omake
+    ocaml
+    findlib
+    graphicsmagick
+  ];
+
+  propagatedBuildInputs = [
+    libpng
+    libjpeg
+    libexif
+    libtiff
+    libXpm
+    freetype
+    giflib
+    ghostscript
+  ];
+
+  buildPhase = ''
+    runHook preBuild
+    omake
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    omake install
+    runHook postInstall
+  '';
+
+  createFindlibDestdir = true;
+
+  meta = with lib; {
+    # 4.2.5 requires OCaml >= 4.06
+    branch = "4.2.4";
+    homepage = "https://gitlab.com/camlspotter/camlimages";
+    description = "OCaml image processing library";
+    license = licenses.lgpl2Only;
+    maintainers = [
+      maintainers.vbgl
+      maintainers.sternenseemann
+    ];
+  };
+}