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/lisp-modules/quicklisp-to-nix-output/fn.nix

@@ -0,0 +1,26 @@
+/* Generated file. */
+args @ { fetchurl, ... }:
+rec {
+  baseName = "fn";
+  version = "20171019-git";
+
+  description = "Some macros for lambda brevity";
+
+  deps = [ args."named-readtables" ];
+
+  src = fetchurl {
+    url = "http://beta.quicklisp.org/archive/fn/2017-10-19/fn-20171019-git.tgz";
+    sha256 = "0r062ffn31sc7313xlfaa9pwnf2wdkiq4spqlr1lk5r8isvdnzz8";
+  };
+
+  packageName = "fn";
+
+  asdFilesToKeep = ["fn.asd"];
+  overrides = x: x;
+}
+/* (SYSTEM fn DESCRIPTION Some macros for lambda brevity SHA256
+    0r062ffn31sc7313xlfaa9pwnf2wdkiq4spqlr1lk5r8isvdnzz8 URL
+    http://beta.quicklisp.org/archive/fn/2017-10-19/fn-20171019-git.tgz MD5
+    0e1cfe5f19ceec8966baa3037772d31e NAME fn FILENAME fn DEPS
+    ((NAME named-readtables FILENAME named-readtables)) DEPENDENCIES
+    (named-readtables) VERSION 20171019-git SIBLINGS NIL PARASITES NIL) */