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/misc/fetchmail/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, openssl }:
+
+stdenv.mkDerivation rec {
+  pname = "fetchmail";
+  version = "6.4.30";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/fetchmail/fetchmail-${version}.tar.xz";
+    sha256 = "sha256-NYJMIKodjZfj8WEf70m59/aDlvfLxNOoB/7SeunqRFo=";
+  };
+
+  buildInputs = [ openssl ];
+
+  configureFlags = [ "--with-ssl=${openssl.dev}" ];
+
+  meta = with lib; {
+    homepage = "https://www.fetchmail.info/";
+    description = "A full-featured remote-mail retrieval and forwarding utility";
+    longDescription = ''
+      A full-featured, robust, well-documented remote-mail retrieval and
+      forwarding utility intended to be used over on-demand TCP/IP links
+      (such as SLIP or PPP connections). It supports every remote-mail
+      protocol now in use on the Internet: POP2, POP3, RPOP, APOP, KPOP,
+      all flavors of IMAP, ETRN, and ODMR. It can even support IPv6 and
+      IPSEC.
+    '';
+    platforms = platforms.unix;
+    license = licenses.gpl2Plus;
+  };
+}