From c79e8ba065140371cf3845556efc66dcf3f62075 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 28 Mar 2009 14:49:49 +0000
Subject: [PATCH] rdoc update.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23092 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/io.c b/io.c
index 19ea6132be..38570eb065 100644
--- a/io.c
+++ b/io.c
@@ -4884,6 +4884,8 @@ pop_last_hash(int *argc_p, VALUE *argv)
  *  standard input and output will be connected to the returned
  *  <code>IO</code> object.
  *
+ *  The PID of the started process can be obtained by IO#pid method.
+ *
  *  _cmd_ is a string or an array as follows.
  *
  *    cmd: