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/misc/libcpuid/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, fetchFromGitHub, fetchpatch, autoreconfHook }:
+
+stdenv.mkDerivation rec {
+  pname = "libcpuid";
+  version = "0.5.1";
+
+  src = fetchFromGitHub {
+    owner = "anrieff";
+    repo = "libcpuid";
+    rev = "v${version}";
+    sha256 = "sha256-m10LdtwBk1Lx31AJ4HixEYaCkT7EHpF9+tOV1rSA6VU=";
+  };
+
+  patches = [
+    # Work around https://github.com/anrieff/libcpuid/pull/102.
+    ./stdint.patch
+    # Fixes cross-compilation to NetBSD, remove me for libcpuid > 0.5.1
+    (fetchpatch {
+      name = "use-popcount-from-libc.patch";
+      url = "https://github.com/anrieff/libcpuid/commit/1acaf9980b55ae180cc08db218b9face28202519.patch";
+      sha256 = "0lvsv9baq0sria1f1ncn1b2783js29lfs5fv8milp54pg1wd5b7q";
+    })
+  ];
+
+  nativeBuildInputs = [ autoreconfHook ];
+
+  meta = with lib; {
+    homepage = "http://libcpuid.sourceforge.net/";
+    description = "A small C library for x86 CPU detection and feature extraction";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ orivej artuuge ];
+    platforms = platforms.x86;
+  };
+}

pkgs/tools/misc/libcpuid/stdint.patch

@@ -0,0 +1,5 @@
+--- a/libcpuid/libcpuid.h
++++ b/libcpuid/libcpuid.h
+@@ -88 +88 @@
+-#include "libcpuid_types.h"
++#include <stdint.h>