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/networking/p2p/synapse-bt/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchFromGitHub, rustPlatform, pkg-config, openssl, CoreServices, Security }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "synapse-bt";
+  version = "1.0";
+
+  src = fetchFromGitHub {
+    owner = "Luminarys";
+    repo = "synapse";
+    rev = version;
+    sha256 = "01npv3zwia5d534zdwisd9xfng507adv4qkljf8z0zm0khqqn71a";
+  };
+
+  cargoSha256 = "0sy0vlpkj967g9lyyh7ska8cpw5xh0g04kj071a32idrqc3dcjb1";
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ openssl ]
+    ++ lib.optionals stdenv.isDarwin [ CoreServices Security ];
+
+  cargoBuildFlags = [ "--all" ];
+
+  meta = with lib; {
+    description = "Flexible and fast BitTorrent daemon";
+    homepage = "https://synapse-bt.org/";
+    license = licenses.isc;
+    maintainers = with maintainers; [ dywedir ];
+  };
+}