Comment 5 for bug 681789

I could fix this by doing this:

--- fix_innodb_for_backup_5.1_plugin_1.0.7.patch.orig 2010-11-18 10:29:43.000000000 +0100
+++ fix_innodb_for_backup_5.1_plugin_1.0.7.patch 2010-11-29 09:30:13.000000000 +0100
@@ -143,6 +143,15 @@ diff -ru mysql-5.1.46_orig/storage/innod
 diff -ru mysql-5.1.46_orig/storage/innodb_plugin/fil/fil0fil.c mysql-5.1.46/storage/innodb_plugin/fil/fil0fil.c
 --- mysql-5.1.46_orig/storage/innodb_plugin/fil/fil0fil.c 2010-04-06 23:07:12.000000000 +0900
 +++ mysql-5.1.46/storage/innodb_plugin/fil/fil0fil.c 2010-08-24 19:04:11.158519001 +0900
+@@ -25,6 +25,8 @@ Created 10/25/1995 Heikki Tuuri
+
+ #include "fil0fil.h"
+
++#include "pars0pars.h"
++
+ #include "mem0mem.h"
+ #include "hash0hash.h"
+ #include "os0file.h"
 @@ -283,7 +283,7 @@

  /** The tablespace memory cache. This variable is NULL before the module is