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/tools/backup/burp/default.nix

@@ -0,0 +1,39 @@
+{ lib, stdenv, fetchFromGitHub, fetchpatch, autoreconfHook, pkg-config
+, acl, librsync, ncurses, openssl, zlib, uthash }:
+
+stdenv.mkDerivation rec {
+  pname = "burp";
+  version = "2.2.18";
+
+  src = fetchFromGitHub {
+    owner = "grke";
+    repo = "burp";
+    rev = version;
+    sha256 = "1zhq240kz881vs2s620qp0kifmgr582caalm85ls789w9rmdkhjl";
+  };
+
+  patches = [
+    # Pull upstream fix for ncurses-6.3 support
+    (fetchpatch {
+      name = "ncurses-6.3.patch";
+      url = "https://github.com/grke/burp/commit/1d6c931af7c11f164cf7ad3479781e8f03413496.patch";
+      sha256 = "14sfbfahlankz3xg6v10i8fnmpnmqpp73q9xm0l0hnjh25igv6bl";
+    })
+  ];
+
+  nativeBuildInputs = [ autoreconfHook pkg-config ];
+  buildInputs = [ librsync ncurses openssl zlib uthash ]
+    ++ lib.optional (!stdenv.isDarwin) acl;
+
+  configureFlags = [ "--localstatedir=/var" ];
+
+  installFlags = [ "localstatedir=/tmp" ];
+
+  meta = with lib; {
+    description = "BURP - BackUp and Restore Program";
+    homepage    = "https://burp.grke.org";
+    license     = licenses.agpl3;
+    maintainers = with maintainers; [ tokudan ];
+    platforms   = platforms.all;
+  };
+}