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/fverb/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv
+, fetchFromGitHub
+, pkg-config
+}:
+
+stdenv.mkDerivation rec {
+  pname = "fverb";
+  # no release yet: https://github.com/jpcima/fverb/issues/2
+  version = "unstable-2020-06-09";
+
+  src = fetchFromGitHub {
+    owner = "jpcima";
+    repo = pname;
+    rev = "462020e33e24c0204a375dc95e2c28654cc917b8";
+    sha256 = "12nl7qn7mnykk7v8q0j2n8kfq0xc46n0i45z6qcywspadwnncmd4";
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [ pkg-config ];
+
+  makeFlags = [ "PREFIX=${placeholder "out"}" ];
+
+  postPatch = ''
+    patchShebangs ./dpf/utils/generate-ttl.sh
+  '';
+
+  meta = with lib; {
+    description = "A stereo variant of the reverberator by Jon Dattorro, for lv2";
+    homepage = "https://github.com/jpcima/fverb";
+    license = licenses.bsd2;
+    maintainers = [ maintainers.magnetophon ];
+    platforms   = platforms.unix;
+  };
+}