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/octave-modules/io/default.nix

@@ -0,0 +1,32 @@
+{ buildOctavePackage
+, lib
+, fetchurl
+, enableJava
+, jdk
+, unzip
+}:
+
+buildOctavePackage rec {
+  pname = "io";
+  version = "2.6.3";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    sha256 = "044y8lfp93fx0592mv6x2ss0nvjkjgvlci3c3ahav76pk1j3rikb";
+  };
+
+  buildInputs = [
+    (lib.optional enableJava jdk)
+  ];
+
+  propagatedBuildInputs = [
+    unzip
+  ];
+
+  meta = with lib; {
+    homepage = "https://octave.sourceforge.io/io/index.html";
+    license = with licenses; [ gpl3Plus bsd2 ];
+    maintainers = with maintainers; [ KarlJoad ];
+    description = "Input/Output in external formats";
+  };
+}