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/contacts/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchFromGitHub, xcbuildHook, Foundation, AddressBook }:
+
+stdenv.mkDerivation {
+  version = "1.1a-3";
+  pname = "contacts";
+
+  src = fetchFromGitHub {
+    owner = "dhess";
+    repo = "contacts";
+    rev = "4092a3c6615d7a22852a3bafc44e4aeeb698aa8f";
+    hash = "sha256-Li/c5uf9rfpuU+hduuSm7EmhVwIIkS72dqzmN+0cE3A=";
+  };
+
+  nativeBuildInputs = [ xcbuildHook ];
+  buildInputs = [ Foundation AddressBook ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp Products/Default/contacts $out/bin
+  '';
+
+  meta = with lib; {
+    description = "Access contacts from the Mac address book from command-line";
+    homepage = "http://www.gnufoo.org/contacts/contacts.html";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ jwiegley ];
+    platforms = platforms.darwin;
+    hydraPlatforms = platforms.darwin;
+  };
+}