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/libraries/rep-gtk/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, stdenv
+, fetchurl
+, autoreconfHook
+, gtk2
+, librep
+, pkg-config
+}:
+
+stdenv.mkDerivation rec {
+  pname = "rep-gtk";
+  version = "0.90.8.3";
+
+  src = fetchurl {
+    url = "https://download.tuxfamily.org/librep/${pname}/${pname}_${version}.tar.xz";
+    sha256 = "0hgkkywm8zczir3lqr727bn7ybgg71x9cwj1av8fykkr8pdpard9";
+  };
+
+  nativeBuildInputs = [
+    autoreconfHook
+    pkg-config
+  ];
+  buildInputs = [
+    gtk2
+    librep
+  ];
+
+  patchPhase = ''
+    sed -e 's|installdir=$(repexecdir)|installdir=$(libdir)/rep|g' -i Makefile.in
+  '';
+
+  meta = with lib; {
+    homepage = "http://sawfish.tuxfamily.org";
+    description = "GTK bindings for librep";
+    license = licenses.gpl2Plus;
+    maintainers = [ maintainers.AndersonTorres ];
+    platforms = platforms.unix;
+  };
+}
+# TODO: investigate fetchFromGithub