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/development/libraries/audio/libbs2b/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, pkg-config, libsndfile }:
+
+stdenv.mkDerivation rec {
+  pname = "libbs2b";
+  version = "3.1.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/bs2b/${pname}-${version}.tar.bz2";
+    sha256 = "0vz442kkjn2h0dlxppzi4m5zx8qfyrivq581n06xzvnyxi5rg6a7";
+  };
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ libsndfile ];
+
+  configureFlags = [
+    # Required for cross-compilation.
+    # Prevents linking error with 'undefined reference to rpl_malloc'.
+    # I think it's safe to assume that most libcs will properly handle
+    # realloc(NULL, size) and treat it like malloc(size).
+    "ac_cv_func_malloc_0_nonnull=yes"
+  ];
+  hardeningDisable = [ "format" ];
+
+  meta = {
+    homepage = "http://bs2b.sourceforge.net/";
+    description = "Bauer stereophonic-to-binaural DSP library";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
+  };
+}