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/radio/csdr/default.nix

@@ -0,0 +1,39 @@
+{ stdenv, lib, fetchFromGitHub
+, autoreconfHook, pkg-config, fftwFloat, libsamplerate
+}:
+
+stdenv.mkDerivation rec {
+  pname = "csdr";
+  version = "0.17.1";
+
+  src = fetchFromGitHub {
+    owner = "jketterl";
+    repo = pname;
+    rev = version;
+    sha256 = "1vip5a3xgskcwba3xi66zfr986xrsch9na7my818cm8vw345y57b";
+  };
+
+  patchPhase = ''
+    substituteInPlace configure.ac \
+      --replace -Wformat=0 ""
+  '';
+
+  nativeBuildInputs = [
+    autoreconfHook
+    pkg-config
+  ];
+
+  buildInputs = [
+    fftwFloat
+    libsamplerate
+  ];
+
+  meta = with lib; {
+    broken = stdenv.isDarwin;
+    homepage = "https://github.com/jketterl/csdr";
+    description = "A simple DSP library and command-line tool for Software Defined Radio";
+    license = licenses.gpl3Only;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ astro ];
+  };
+}