From 1da3a31a5f0211db121e0df4ca456838a437537f Mon Sep 17 00:00:00 2001
From: Tanaka Akira <akr@fsij.org>
Date: Tue, 30 Jul 2019 11:59:54 +0900
Subject: Use lowercase letters for IPv6 addresses.

Reported by chucke (Tiago Cardoso).
Patch by jeremyevans0 (Jeremy Evans).
[Bug #14612]
---
 lib/resolv.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/resolv.rb')

diff --git a/lib/resolv.rb b/lib/resolv.rb
index 568c879d31..2b81c05a2e 100644
--- a/lib/resolv.rb
+++ b/lib/resolv.rb
@@ -2531,7 +2531,7 @@ class Resolv
     attr_reader :address
 
     def to_s # :nodoc:
-      address = sprintf("%X:%X:%X:%X:%X:%X:%X:%X", *@address.unpack("nnnnnnnn"))
+      address = sprintf("%x:%x:%x:%x:%x:%x:%x:%x", *@address.unpack("nnnnnnnn"))
       unless address.sub!(/(^|:)0(:0)+(:|$)/, '::')
         address.sub!(/(^|:)0(:|$)/, '::')
       end
-- 
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