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/guile-modules/guile-opengl/default.nix

@@ -0,0 +1,29 @@
+{ lib
+, stdenv
+, fetchurl
+, guile
+, pkg-config
+}:
+
+stdenv.mkDerivation rec {
+  pname = "guile-opengl";
+  version = "0.1.0";
+
+  src = fetchurl {
+    url = "mirror://gnu/${pname}/${pname}-${version}.tar.gz";
+    hash = "sha256-NdK5UwUszX5B0kKbynG8oD2PCKIGpZ1x91ktBDvpDo8=";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+    guile
+  ];
+
+  meta = with lib; {
+    homepage = "https://www.gnu.org/software/guile-opengl/";
+    description = "Guile bindings for the OpenGL graphics API";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ vyp ];
+    platforms = platforms.unix;
+  };
+}