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/applications/audio/pd-plugins/zexy/default.nix

@@ -0,0 +1,37 @@
+{ lib, stdenv, fetchurl, autoconf, automake, puredata }:
+
+stdenv.mkDerivation rec {
+  pname = "zexy";
+  version = "2.2.4";
+
+  src = fetchurl {
+    url = "https://puredata.info/downloads/zexy/releases/${version}/${pname}-${version}.tar.gz";
+    sha256 = "1xpgl82c2lc6zfswjsa7z10yhv5jb7a4znzh3nc7ffrzm1z8vylp";
+  };
+
+  nativeBuildInputs = [ autoconf automake  ];
+  buildInputs = [ puredata ];
+
+  preBuild = ''
+    export LD=$CXX
+    cd src/
+    for i in ${puredata}/include/pd/*; do
+      ln -s $i .
+    done
+    ./bootstrap.sh
+    ./configure --enable-lpt=no --prefix=$out
+  '';
+
+  postInstall = ''
+    mv $out/lib/pd/extra/zexy $out
+    rm -rf $out/lib
+  '';
+
+  meta = {
+    description = "The swiss army knife for puredata";
+    homepage = "http://puredata.info/downloads/zexy";
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
+  };
+}