From 11a4aba9a63c82b0bb7805b50b8a761cc5a9c493 Mon Sep 17 00:00:00 2001
From: Steven Wittens <steven@10.no-reply.drupal.org>
Date: Mon, 25 Jul 2005 20:40:35 +0000
Subject: - #26688: Add mbstring support to Drupal and clear up string handling
 fuzzies.

---
 modules/book.module | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'modules/book.module')

diff --git a/modules/book.module b/modules/book.module
index a515fa0e7..cbe8f1635 100644
--- a/modules/book.module
+++ b/modules/book.module
@@ -662,7 +662,7 @@ function book_render() {
  */
 function book_export($type = 'html', $nid = 0) {
   global $base_url;
-  $type = strtolower($type);
+  $type = drupal_strtolower($type);
   $depth = _book_get_depth($nid);
   switch ($type) {
     case 'docbook':
-- 
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