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/security/oath-toolkit/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, pam, xmlsec }:
+
+let
+  # TODO: Switch to OpenPAM once https://gitlab.com/oath-toolkit/oath-toolkit/-/issues/26 is addressed upstream
+  securityDependency =
+    if stdenv.isDarwin then xmlsec
+    else pam;
+
+in stdenv.mkDerivation rec {
+  pname = "oath-toolkit";
+  version = "2.6.7";
+
+  src = fetchurl {
+    url = "mirror://savannah/${pname}/${pname}-${version}.tar.gz";
+    sha256 = "1aa620k05lsw3l3slkp2mzma40q3p9wginspn9zk8digiz7dzv9n";
+  };
+
+  buildInputs = [ securityDependency ];
+
+  configureFlags = lib.optionals stdenv.isDarwin [ "--disable-pam" ];
+
+  passthru.updateScript = ./update.sh;
+
+  meta = with lib; {
+    description = "Components for building one-time password authentication systems";
+    homepage = "https://www.nongnu.org/oath-toolkit/";
+    maintainers = with maintainers; [ schnusch ];
+    platforms = with platforms; linux ++ darwin;
+  };
+}