https://git.ruby-lang.org/ruby.git/commit/?id=9e4be78ea8

From 9e4be78ea88f882e1562dbb3eeb24304d0049b8d Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Mon, 23 Sep 2019 19:27:18 +0900
Subject: [ruby/io-console] Try fallback to stdout when stdin

https://github.com/ruby/io-console/commit/b8017509ef

diff --git a/ext/io/console/console.c b/ext/io/console/console.c
index f5a32a8..cd47f1e 100644
--- a/ext/io/console/console.c
+++ b/ext/io/console/console.c
@@ -1058,6 +1058,10 @@ direct_query(VALUE io, VALUE query) https://github.com/ruby/ruby/blob/trunk/ext/io/console/console.c#L1058
 	if (write(fptr->fd, RSTRING_PTR(query), RSTRING_LEN(query)) != -1) {
 	    return 1;
 	}
+	if (fptr->fd == 0 &&
+	    write(1, RSTRING_PTR(query), RSTRING_LEN(query)) != -1) {
+	    return 1;
+	}
     }
     return 0;
 }
-- 
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