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/irrlicht/default.nix

@@ -0,0 +1,45 @@
+{ lib, stdenv, fetchzip, libGLU, libGL, libXrandr, libX11, libXxf86vm, zlib }:
+
+let
+  common = import ./common.nix { inherit fetchzip; };
+in
+
+stdenv.mkDerivation rec {
+  pname = common.pname;
+  version = common.version;
+
+  src = common.src;
+
+  postPatch = ''
+    sed -ie '/sys\/sysctl.h/d' source/Irrlicht/COSOperator.cpp
+  '' + lib.optionalString stdenv.isAarch64 ''
+    substituteInPlace source/Irrlicht/Makefile \
+      --replace "-DIRRLICHT_EXPORTS=1" "-DIRRLICHT_EXPORTS=1 -DPNG_ARM_NEON_OPT=0"
+  '';
+
+  preConfigure = ''
+    cd source/Irrlicht
+  '';
+
+  preBuild = ''
+    makeFlagsArray+=(sharedlib NDEBUG=1 LDFLAGS="-lX11 -lGL -lXxf86vm")
+  '';
+
+  enableParallelBuilding = true;
+
+  preInstall = ''
+    sed -i s,/usr/local/lib,$out/lib, Makefile
+    mkdir -p $out/lib
+  '';
+
+  buildInputs = [
+    libGLU libGL libXrandr libX11 libXxf86vm
+  ] ++ lib.optional stdenv.isAarch64 zlib;
+
+  meta = {
+    homepage = "http://irrlicht.sourceforge.net/";
+    license = lib.licenses.zlib;
+    description = "Open source high performance realtime 3D engine written in C++";
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
+  };
+}