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-sdl2/default.nix

@@ -0,0 +1,52 @@
+{ lib
+, stdenv
+, fetchurl
+, SDL2
+, SDL2_image
+, SDL2_mixer
+, SDL2_ttf
+, guile
+, libtool
+, pkg-config
+}:
+
+stdenv.mkDerivation rec {
+  pname = "guile-sdl2";
+  version = "0.7.0";
+
+  src = fetchurl {
+    url = "https://files.dthompson.us/${pname}/${pname}-${version}.tar.gz";
+    hash = "sha256-h0osCURnYTUQFrKw0i7Jd+QCI8piR1NUE2lbxPv87aQ=";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+    libtool
+  ];
+  buildInputs = [
+    SDL2
+    SDL2_image
+    SDL2_mixer
+    SDL2_ttf
+    guile
+  ];
+
+  configureFlags = [
+    "--with-libsdl2-image-prefix=${SDL2_image}"
+    "--with-libsdl2-mixer-prefix=${SDL2_mixer}"
+    "--with-libsdl2-prefix=${SDL2}"
+    "--with-libsdl2-ttf-prefix=${SDL2_ttf}"
+  ];
+
+  makeFlags = [
+    "GUILE_AUTO_COMPILE=0"
+  ];
+
+  meta = with lib; {
+    homepage = "https://dthompson.us/projects/guile-sdl2.html";
+    description = "Bindings to SDL2 for GNU Guile";
+    license = licenses.lgpl3Plus;
+    maintainers = with maintainers; [ seppeljordan vyp ];
+    platforms = platforms.all;
+  };
+}