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/libclthreads/default.nix

@@ -0,0 +1,40 @@
+{ lib, stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  pname = "libclthreads";
+  version = "2.4.2";
+
+  src = fetchurl {
+    url = "https://kokkinizita.linuxaudio.org/linuxaudio/downloads/clthreads-${version}.tar.bz2";
+    sha256 = "0cbs1w89q8wfjrrhvxf6xk0y02nkjl5hd0yb692c8ma01i6b2nf6";
+  };
+
+  patchPhase = ''
+    cd source
+    # don't run ldconfig:
+    sed -e "/ldconfig/d" -i ./Makefile
+  '';
+
+  makeFlags = [
+    "PREFIX=$(out)"
+    "SUFFIX=''"
+  ];
+
+  preInstall = ''
+    # The Makefile does not create the include and lib directories
+    mkdir -p $out/include
+    mkdir -p $out/lib
+  '';
+
+  postInstall = ''
+    ln $out/lib/libclthreads.so $out/lib/libclthreads.so.2
+  '';
+
+  meta = with lib; {
+    description = "Zita thread library";
+    homepage = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/index.html";
+    license = licenses.lgpl21;
+    maintainers = with maintainers; [ magnetophon ];
+    platforms = platforms.linux;
+  };
+}