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/cd-discid/default.nix

@@ -0,0 +1,30 @@
+{ fetchurl, lib, stdenv
+, IOKit ? null }:
+
+stdenv.mkDerivation rec {
+  pname = "cd-discid";
+  version = "1.4";
+
+  src = fetchurl {
+    url = "http://linukz.org/download/${pname}-${version}.tar.gz";
+    sha256 = "0qrcvn7227qaayjcd5rm7z0k5q89qfy5qkdgwr5pd7ih0va8rmpz";
+  };
+
+  installFlags = [ "PREFIX=$(out)" "INSTALL=install" ];
+
+  buildInputs = []
+    ++ lib.optional stdenv.isDarwin IOKit;
+
+  meta = with lib; {
+    homepage = "http://linukz.org/cd-discid.shtml";
+    license = licenses.gpl2Plus;
+    platforms = platforms.unix;
+    description = "Command-line utility to get CDDB discid information from a CD-ROM disc";
+
+    longDescription = ''
+      cd-discid is a backend utility to get CDDB discid information
+      from a CD-ROM disc.  It was originally designed for cdgrab (now
+      abcde), but can be used for any purpose requiring CDDB data.
+    '';
+  };
+}