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/tools/networking/networkmanager/vpnc/default.nix

@@ -0,0 +1,75 @@
+{ stdenv
+, lib
+, fetchurl
+, substituteAll
+, vpnc
+, intltool
+, pkg-config
+, networkmanager
+, libsecret
+, gtk3
+, gtk4
+, withGnome ? true
+, gnome
+, glib
+, kmod
+, file
+, libnma
+, libnma-gtk4
+}:
+
+stdenv.mkDerivation rec {
+  pname = "NetworkManager-vpnc";
+  version = "1.2.8";
+
+  src = fetchurl {
+    url = "mirror://gnome/sources/NetworkManager-vpnc/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    sha256 = "1l4xqlPI/cP95++EpNqpeaYFwj/THO/2R79+qqma+8w=";
+  };
+
+  patches = [
+    (substituteAll {
+      src = ./fix-paths.patch;
+      inherit vpnc kmod;
+    })
+  ];
+
+  nativeBuildInputs = [
+    intltool
+    pkg-config
+    file
+  ];
+
+  buildInputs = [
+    vpnc
+    networkmanager
+    glib
+  ] ++ lib.optionals withGnome [
+    gtk3
+    gtk4
+    libsecret
+    libnma
+    libnma-gtk4
+  ];
+
+  configureFlags = [
+    "--with-gnome=${if withGnome then "yes" else "no"}"
+    "--with-gtk4=${if withGnome then "yes" else "no"}"
+    "--enable-absolute-paths"
+  ];
+
+  passthru = {
+    updateScript = gnome.updateScript {
+      packageName = pname;
+      attrPath = "networkmanager-vpnc";
+      versionPolicy = "odd-unstable";
+    };
+    networkManagerPlugin = "VPN/nm-vpnc-service.name";
+  };
+
+  meta = with lib; {
+    description = "NetworkManager's VPNC plugin";
+    inherit (networkmanager.meta) maintainers platforms;
+    license = licenses.gpl2Plus;
+  };
+}