From de55ffd02450e2020af9a288b950c6d5d7596fd5 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 18 Oct 2008 05:07:38 +0000
Subject: rdoc update.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19829 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/io.c b/io.c
index 76b6f8771e..32b8a7b3c1 100644
--- a/io.c
+++ b/io.c
@@ -3528,9 +3528,13 @@ rb_io_binmode(VALUE io)
  *  call-seq:
  *     ios.binmode    => ios
  *
- *  Puts <em>ios</em> into binary mode. This is useful only in
- *  MS-DOS/Windows environments. Once a stream is in binary mode, it
- *  cannot be reset to nonbinary mode.
+ *  Puts <em>ios</em> into binary mode.
+ *  Once a stream is in binary mode, it cannot be reset to nonbinary mode.
+ *
+ *  - newline conversion disabled
+ *  - encoding conversion disabled
+ *  - content is treated as ASCII-8BIT
+ *
  */
 
 static VALUE
-- 
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