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/python-modules/pybullet/default.nix

@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, libGLU, libGL
+, xorg
+, numpy
+}:
+
+buildPythonPackage rec {
+  pname = "pybullet";
+  version = "3.2.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-G8ua+4eghr4bLeGPCE0f2rgZTaG/cfJkdDyia6o5w1E=";
+  };
+
+  buildInputs = [
+    libGLU libGL
+    xorg.libX11
+  ];
+
+  propagatedBuildInputs =  [ numpy ];
+
+  patches = [
+    # make sure X11 and OpenGL can be found at runtime
+    ./static-libs.patch
+  ];
+
+  meta = with lib; {
+    description = "Open-source software for robot simulation, integrated with OpenAI Gym";
+    homepage = "https://pybullet.org/";
+    license = licenses.zlib;
+    maintainers = with maintainers; [ timokau ];
+    platforms = platforms.linux;
+  };
+}

pkgs/development/python-modules/pybullet/static-libs.patch

@@ -0,0 +1,13 @@
+diff --git a/setup.py b/setup.py
+index 6f7bd7589..321fc6ab0 100644
+--- a/setup.py
++++ b/setup.py
+@@ -465,6 +465,8 @@ print("-----")
+ 
+ extensions = []
+ 
++libraries += [ "X11", "GL" ] # statically link x11 and opengl
++
+ pybullet_ext = Extension(
+     "pybullet",
+     sources=sources,