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/desktops/xfce/core/xfce4-dev-tools/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, mkXfceDerivation
+, autoreconfHook
+, libxslt
+, docbook_xsl
+, autoconf
+, automake
+, glib
+, gtk-doc
+, intltool
+, libtool
+}:
+
+mkXfceDerivation {
+  category = "xfce";
+  pname = "xfce4-dev-tools";
+  version = "4.16.0";
+
+  sha256 = "sha256-5r9dJfCgXosXoOAtNg1kaPWgFEAmyw/pWTtdG+K1h3A=";
+
+  nativeBuildInputs = [
+    autoreconfHook
+    libxslt
+    docbook_xsl
+  ];
+
+  propagatedBuildInputs = [
+    autoconf
+    automake
+    glib
+    gtk-doc
+    intltool
+    libtool
+  ];
+
+  setupHook = ./setup-hook.sh;
+
+  meta = with lib; {
+    description = "Autoconf macros and scripts to augment app build systems";
+    maintainers = with maintainers; [ ] ++ teams.xfce.members;
+  };
+}

pkgs/desktops/xfce/core/xfce4-dev-tools/setup-hook.sh

@@ -0,0 +1,12 @@
+xdtEnvHook() {
+    addToSearchPath ACLOCAL_PATH $1/share/aclocal
+}
+
+envHooks+=(xdtEnvHook)
+
+xdtAutogenPhase() {
+    mkdir -p m4
+    NOCONFIGURE=1 xdt-autogen
+}
+
+preConfigurePhases+=(xdtAutogenPhase)