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/pavucontrol/default.nix

@@ -0,0 +1,54 @@
+{ fetchurl
+, fetchpatch
+, lib
+, stdenv
+, pkg-config
+, intltool
+, libpulseaudio
+, gtkmm3
+, libsigcxx
+, libcanberra-gtk3
+, json-glib
+, gnome
+, wrapGAppsHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "pavucontrol";
+  version = "5.0";
+
+  src = fetchurl {
+    url = "https://freedesktop.org/software/pulseaudio/${pname}/${pname}-${version}.tar.xz";
+    sha256 = "sha256-zityw7XxpwrQ3xndgXUPlFW9IIcNHTo20gU2ry6PTno=";
+  };
+
+  buildInputs = [
+    libpulseaudio
+    gtkmm3
+    libsigcxx
+    libcanberra-gtk3
+    json-glib
+    gnome.adwaita-icon-theme
+  ];
+
+  nativeBuildInputs = [ pkg-config intltool wrapGAppsHook ];
+
+  configureFlags = [ "--disable-lynx" ];
+
+  meta = with lib; {
+    description = "PulseAudio Volume Control";
+
+    longDescription = ''
+      PulseAudio Volume Control (pavucontrol) provides a GTK
+      graphical user interface to connect to a PulseAudio server and
+      easily control the volume of all clients, sinks, etc.
+    '';
+
+    homepage = "http://freedesktop.org/software/pulseaudio/pavucontrol/";
+
+    license = lib.licenses.gpl2Plus;
+
+    maintainers = with maintainers; [ abbradar globin ];
+    platforms = platforms.linux;
+  };
+}