From 5e9ea3c75fdda92c2761a3ed463357272812c5c5 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 10 Jun 2018 06:00:45 +0000
Subject: [PATCH] doc/extension.rdoc: Fix small copy+paste mistake [Fix
 GH-1884]

From: Lars Kanis <lars@greiz-reinsdorf.de>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 doc/extension.rdoc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/extension.rdoc b/doc/extension.rdoc
index 271ed67f9c..691631ea17 100644
--- a/doc/extension.rdoc
+++ b/doc/extension.rdoc
@@ -746,7 +746,7 @@ be assigned to sval, which should be a pointer of the type specified.
 ==== Ruby object to C struct
 
 To retrieve the C pointer from the Data object, use the macro
-Data_Get_Struct().
+TypedData_Get_Struct().
 
   TypedData_Get_Struct(obj, type, &data_type, sval)