From 6312738f98986599b3295b2142378e7ac0897e0e Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 7 Mar 2016 01:05:36 +0000
Subject: io.c: remove extra declarations

* io.c (rb_io_set_encoding): remove extra declarations,
  rb_std{in,out,err} are defined in this file.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54012 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/io.c b/io.c
index cd8dcb07a3..ed7d28d9c9 100644
--- a/io.c
+++ b/io.c
@@ -10872,7 +10872,6 @@ rb_io_set_encoding(int argc, VALUE *argv, VALUE io)
 void
 rb_stdio_set_default_encoding(void)
 {
-    extern VALUE rb_stdin, rb_stdout, rb_stderr;
     VALUE val = Qnil;
 
     rb_io_set_encoding(1, &val, rb_stdin);
-- 
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