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/enum4linux/default.nix

@@ -0,0 +1,49 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, makeWrapper
+, samba
+, perl
+, openldap
+}:
+
+stdenv.mkDerivation rec {
+  pname = "enum4linux";
+  version = "0.9.1";
+
+  src = fetchFromGitHub {
+    owner = "CiscoCXSecurity";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-/R0P4Ft9Y0LZwKwhDGAe36UKviih6CNbJbj1lcNKEkM=";
+  };
+
+  dontBuild = true;
+
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+
+  buildInputs = [
+    openldap
+    perl
+    samba
+  ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp enum4linux.pl $out/bin/enum4linux
+
+    wrapProgram $out/bin/enum4linux \
+      --prefix PATH : ${lib.makeBinPath [ samba openldap ]}
+  '';
+
+  meta = with lib; {
+    description = "A tool for enumerating information from Windows and Samba systems";
+    homepage = "https://labs.portcullis.co.uk/tools/enum4linux/";
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ fishi0x01 ];
+    platforms = platforms.unix;
+  };
+}
+