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/gnaural/default.nix

@@ -0,0 +1,38 @@
+{ lib, stdenv, fetchurl, pkg-config, libsndfile, portaudio, gtk2 }:
+
+stdenv.mkDerivation rec {
+  pname = "gnaural";
+  version = "20110606";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/${pname}/${pname}_${version}.tar.xz";
+    hash = "sha256-0a09DUMfHEIGYuIYSBGJalBiIHIgejr/KVDXCFgKBb8=";
+  };
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ gtk2 libsndfile portaudio ];
+
+  # Workaround build failure on -fno-common toolchains:
+  #   ld: src/net/../gnauralnet.h:233: multiple definition of `GN_ScheduleFingerprint';
+  #     src/net/../../src/gnauralnet.h:233: first defined here
+  NIX_CFLAGS_COMPILE = "-fcommon";
+
+  postInstall = ''
+    mkdir -p $out/share/applications
+    substitute \
+      $out/share/gnome/apps/Multimedia/gnaural.desktop \
+      $out/share/applications/gnaural.desktop \
+      --replace \
+        "/usr/share/gnaural/pixmaps/gnaural-icon.png" \
+        "$out/share/gnaural/pixmaps/gnaural-icon.png" \
+
+    rm -rf $out/share/gnome
+  '';
+
+  meta = with lib; {
+    description = "Programmable auditory binaural-beat synthesizer";
+    homepage = "http://gnaural.sourceforge.net/";
+    maintainers = with maintainers; [ ehmry ];
+    license = with licenses; [ gpl2Only ];
+  };
+}