From b59640e155a5c1d166aaae4b7ccab936597930fc Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Sat, 10 Oct 2020 15:15:21 +0900
Subject: [ruby/io-console] Fixed "Rework console to use `rb_io_wait`."

* Fixed backward compatibility.
* Added missing `rb_scheduler_timeout` declaration.

https://github.com/ruby/io-console/commit/813806079f
---
 ext/io/console/extconf.rb | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ext/io/console/extconf.rb')

diff --git a/ext/io/console/extconf.rb b/ext/io/console/extconf.rb
index 3d7e75e2af..3efdd6e092 100644
--- a/ext/io/console/extconf.rb
+++ b/ext/io/console/extconf.rb
@@ -24,6 +24,9 @@ when true
   # rb_funcallv: 2.1.0
   # RARRAY_CONST_PTR: 2.1.0
   # rb_sym2str: 2.2.0
+  if have_func("rb_scheduler_timeout")
+    have_func("rb_io_wait")
+  end
   $defs << "-D""ENABLE_IO_GETPASS=1"
   create_makefile("io/console") {|conf|
     conf << "\n""VK_HEADER = #{vk_header}\n"
-- 
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