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/networking/notemap/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, stdenv
+, fetchzip
+, pkg-config
+, libressl
+, memstreamHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "notemap";
+  version = "1.3";
+
+  src = fetchzip {
+    url = "https://git.causal.agency/notemap/snapshot/notemap-${version}.tar.gz";
+    sha256 = "0s9c1xx0iggyzclqw3294bjv7qgvd5l5zgbryks4hvfibr73r6ps";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs = [
+    libressl
+  ] ++ lib.optionals (stdenv.isDarwin && stdenv.isx86_64) [
+    memstreamHook
+  ];
+
+  meta = {
+    description = "Mirror notes to IMAP";
+    longDescription = ''
+      notemap(1) mirrors text files to an IMAP mailbox in a format compatible with the iOS
+      Notes app. It's intended to make notes managed in git(1) easily accessible
+      from the phone.
+    '';
+    license = lib.licenses.gpl3Plus;
+    maintainers = [ lib.maintainers.sternenseemann ];
+    homepage = "https://git.causal.agency/notemap/about/";
+    platforms = lib.platforms.unix;
+  };
+}