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/audio/orca-c/default.nix

@@ -0,0 +1,38 @@
+{ lib, stdenv, fetchgit, ncurses, portmidi }:
+stdenv.mkDerivation {
+  pname = "orca-c";
+  version = "unstable-2021-02-13";
+
+  src = fetchgit {
+    url = "https://git.sr.ht/~rabbits/orca";
+    rev = "5ba56ca67baae3db140f8b7a2b2fc46bbac5602f";
+    sha256 = "sha256-bbIH0kyHRTcMGXV3WdBQIH1br0FyIzKKL88wqpGZ0NY=";
+  };
+
+  buildInputs = [ ncurses portmidi ];
+
+  postPatch = ''
+    patchShebangs tool
+    sed -i tool \
+      -e 's@ncurses_dir=.*@ncurses_dir="${ncurses}"@' \
+      -e 's@portmidi_dir=.*@portmidi_dir="${portmidi}"@' tool
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    install build/orca $out/bin/orca
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "An esoteric programming language designed to quickly create procedural sequencers";
+    homepage = "https://git.sr.ht/~rabbits/orca";
+    license = licenses.mit;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ netcrns ];
+    mainProgram = "orca";
+  };
+}