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>

nixos/modules/services/misc/dictd.nix

@@ -0,0 +1,65 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.dictd;
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.dictd = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to enable the DICT.org dictionary server.
+        '';
+      };
+
+      DBs = mkOption {
+        type = types.listOf types.package;
+        default = with pkgs.dictdDBs; [ wiktionary wordnet ];
+        defaultText = literalExpression "with pkgs.dictdDBs; [ wiktionary wordnet ]";
+        example = literalExpression "[ pkgs.dictdDBs.nld2eng ]";
+        description = "List of databases to make available.";
+      };
+
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = let dictdb = pkgs.dictDBCollector { dictlist = map (x: {
+               name = x.name;
+               filename = x; } ) cfg.DBs; };
+  in mkIf cfg.enable {
+
+    # get the command line client on system path to make some use of the service
+    environment.systemPackages = [ pkgs.dict ];
+
+    users.users.dictd =
+      { group = "dictd";
+        description = "DICT.org dictd server";
+        home = "${dictdb}/share/dictd";
+        uid = config.ids.uids.dictd;
+      };
+
+    users.groups.dictd.gid = config.ids.gids.dictd;
+
+    systemd.services.dictd = {
+      description = "DICT.org Dictionary Server";
+      wantedBy = [ "multi-user.target" ];
+      environment = { LOCALE_ARCHIVE = "/run/current-system/sw/lib/locale/locale-archive"; };
+      serviceConfig.Type = "forking";
+      script = "${pkgs.dict}/sbin/dictd -s -c ${dictdb}/share/dictd/dictd.conf --locale en_US.UTF-8";
+    };
+  };
+}