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/os-specific/linux/afuse/default.nix

@@ -0,0 +1,31 @@
+{ lib, stdenv, fetchFromGitHub, pkg-config, autoreconfHook, fuse }:
+
+stdenv.mkDerivation rec {
+  pname = "afuse";
+  version = "0.4.1";
+
+  src = fetchFromGitHub {
+    owner = "pcarrier";
+    repo = "afuse";
+    rev = "v${version}";
+    sha256 = "06i855h8a1w2jfly2gfy7vwhb2fp74yxbf3r69s28lki2kzwjar6";
+  };
+
+  nativeBuildInputs = [ autoreconfHook pkg-config ];
+  buildInputs = [ fuse ];
+
+  postPatch = lib.optionalString stdenv.isDarwin ''
+    # Fix the build on macOS with macFUSE installed
+    substituteInPlace configure.ac --replace \
+      'export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:$PKG_CONFIG_PATH' \
+      ""
+  '';
+
+  meta = {
+    description = "Automounter in userspace";
+    homepage = "https://github.com/pcarrier/afuse";
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.marcweber ];
+    platforms = lib.platforms.unix;
+  };
+}