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/wpa_supplicant/gui.nix

@@ -0,0 +1,31 @@
+{ lib, mkDerivation, fetchpatch, qtbase, qmake, inkscape, imagemagick, wpa_supplicant }:
+
+mkDerivation {
+  pname = "wpa_gui";
+  inherit (wpa_supplicant) version src;
+
+  buildInputs = [ qtbase ];
+  nativeBuildInputs = [ qmake inkscape imagemagick ];
+
+  postPatch = ''
+    cd wpa_supplicant/wpa_gui-qt4
+  '';
+
+  postBuild = ''
+    make -C icons
+  '';
+
+  postInstall = ''
+    mkdir -pv $out/{bin,share/applications,share/icons}
+    cp -v wpa_gui $out/bin
+    cp -v wpa_gui.desktop $out/share/applications
+    cp -av icons/hicolor $out/share/icons
+  '';
+
+  meta = with lib; {
+    description = "Qt-based GUI for wpa_supplicant";
+    homepage = "https://hostap.epitest.fi/wpa_supplicant/";
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+  };
+}