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/libeb/default.nix

@@ -0,0 +1,25 @@
+{ lib, stdenv, fetchurl, perl, zlib }:
+stdenv.mkDerivation rec {
+  pname = "libeb";
+  version = "4.4.3";
+
+  src = fetchurl {
+    url = "ftp://ftp.sra.co.jp/pub/misc/eb/eb-${version}.tar.bz2";
+    sha256 = "0psbdzirazfnn02hp3gsx7xxss9f1brv4ywp6a15ihvggjki1rxb";
+  };
+
+  nativeBuildInputs = [ perl ];
+  buildInputs = [ zlib ];
+
+  meta = with lib; {
+    description = "C library for accessing Japanese CD-ROM books";
+    longDescription = ''
+      The EB library is a library for accessing CD-ROM books, which are a
+      common way to distribute electronic dictionaries in Japan.  It supports
+      the EB, EBG, EBXA, EBXA-C, S-EBXA and EPWING formats.
+    '';
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ gebner ];
+    platforms = with platforms; unix;
+  };
+}