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/video/vncrec/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, fetchurl, libX11, xorgproto, imake, gccmakedep, libXt, libXmu
+, libXaw, libXext, libSM, libICE, libXpm, libXp
+}:
+
+stdenv.mkDerivation {
+  pname = "vncrec";
+  version = "0.2"; # version taken from Arch AUR
+
+  src = fetchurl {
+    url = "http://ronja.twibright.com/utils/vncrec-twibright.tgz";
+    sha256 = "1yp6r55fqpdhc8cgrgh9i0mzxmkls16pgf8vfcpng1axr7cigyhc";
+  };
+
+  hardeningDisable = [ "format" ];
+
+  nativeBuildInputs = [ imake gccmakedep ];
+  buildInputs = [
+    libX11 xorgproto libXt libXmu libXaw
+    libXext libSM libICE libXpm libXp
+  ];
+
+  makeFlags = [
+    "BINDIR=${placeholder "out"}/bin"
+    "MANDIR=${placeholder "out"}/share/man"
+  ];
+  installTargets = [ "install" "install.man" ];
+
+  meta = {
+    description = "VNC recorder";
+    homepage = "http://ronja.twibright.com/utils/vncrec/";
+    platforms = lib.platforms.linux;
+    license = lib.licenses.gpl2;
+  };
+}