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/virtualization/xhyve/default.nix

@@ -0,0 +1,37 @@
+{ stdenv, lib, fetchFromGitHub, Hypervisor, vmnet, xpc, libobjc, zlib }:
+
+stdenv.mkDerivation rec {
+  pname = "xhyve";
+  version = "20210203";
+
+  src = fetchFromGitHub {
+    owner = "machyve";
+    repo = "xhyve";
+    rev = "83516a009c692ea5d2993d1071e68d05d359b11e";
+    sha256 = "1pjdg4ppy6qh3vr1ls5zyw3jzcvwny9wydnmfpadwij1hvns7lj3";
+  };
+
+  buildInputs = [ Hypervisor vmnet xpc libobjc zlib ];
+
+  # Don't use git to determine version
+  prePatch = ''
+    substituteInPlace Makefile \
+      --replace 'shell git describe --abbrev=6 --dirty --always --tags' "$version"
+  '';
+
+
+  makeFlags = [ "CFLAGS+=-Wno-shift-sign-overflow" ''CFLAGS+=-DVERSION=\"${version}\"'' ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp build/xhyve $out/bin
+  '';
+
+  meta = with lib; {
+    description = "Lightweight Virtualization on macOS Based on bhyve";
+    homepage = "https://github.com/mist64/xhyve";
+    maintainers = [ maintainers.lnl7 ];
+    license = licenses.bsd2;
+    platforms = platforms.darwin;
+  };
+}