https://git.ruby-lang.org/ruby.git/commit/?id=173b864668

From 173b864668777ef157a0c82b6e6f1a6aa0f06ac9 Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@m...>
Date: Thu, 5 Dec 2019 23:56:14 +0900
Subject: Do not start thread when `require 'drb/drb'` only


diff --git a/lib/drb/drb.rb b/lib/drb/drb.rb
index c1b2364..4c0f396 100644
--- a/lib/drb/drb.rb
+++ b/lib/drb/drb.rb
@@ -1285,7 +1285,7 @@ module DRb https://github.com/ruby/ruby/blob/trunk/lib/drb/drb.rb#L1285
         end
       end
     end
-    @pool_proxy = make_pool
+    @pool_proxy = nil
 
     def self.stop_pool
       @pool_proxy&.kill
-- 
cgit v0.10.2


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