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/system/monit/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, stdenv
+, fetchurl
+, bison
+, flex
+, zlib
+, usePAM ? stdenv.hostPlatform.isLinux
+, pam
+, useSSL ? true
+, openssl
+}:
+
+stdenv.mkDerivation rec {
+  pname = "monit";
+  version = "5.32.0";
+
+  src = fetchurl {
+    url = "https://mmonit.com/monit/dist/monit-${version}.tar.gz";
+    sha256 = "sha256-EHcFLUxOhIrEfRT5s3dU1GQZrsvoyaB+H4ackU+vMhY=";
+  };
+
+  nativeBuildInputs = [ bison flex ];
+  buildInputs = [ zlib.dev ] ++
+    lib.optionals useSSL [ openssl ] ++
+    lib.optionals usePAM [ pam ];
+
+  configureFlags = [
+    (lib.withFeature usePAM "pam")
+  ] ++ (if useSSL then [
+    "--with-ssl-incl-dir=${openssl.dev}/include"
+    "--with-ssl-lib-dir=${lib.getLib openssl}/lib"
+  ] else [
+    "--without-ssl"
+  ]) ++ lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
+    # will need to check both these are true for musl
+    "libmonit_cv_setjmp_available=yes"
+    "libmonit_cv_vsnprintf_c99_conformant=yes"
+  ];
+
+  meta = {
+    homepage = "https://mmonit.com/monit/";
+    description = "Monitoring system";
+    license = lib.licenses.agpl3;
+    maintainers = with lib.maintainers; [ raskin wmertens ryantm ];
+    platforms = with lib.platforms; linux;
+  };
+}