From 7bcbee37b5feda172b1651b34a5c3d058db04611 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Fri, 6 Aug 2021 02:51:10 +0900
Subject: [PATCH] Fix the result of checking the existence of constants being
 reversed

---
 lib/reline/terminfo.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/reline/terminfo.rb b/lib/reline/terminfo.rb
index 811f740229..79f3f1de8e 100644
--- a/lib/reline/terminfo.rb
+++ b/lib/reline/terminfo.rb
@@ -33,7 +33,7 @@ module Reline::Terminfo
     else
       fiddle_supports_variadic = false
     end
-    if fiddle_supports_variadic and Fiddle.const_defined?(:TYPE_VARIADIC)
+    if fiddle_supports_variadic and not Fiddle.const_defined?(:TYPE_VARIADIC)
       # If the libffi version is not 3.0.5 or higher, there isn't TYPE_VARIADIC.
       fiddle_supports_variadic = false
     end