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diff --git a/storage/innobase/include/api0misc.h b/storage/innobase/include/api0misc.h
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+++ b/storage/innobase/include/api0misc.h
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+/*****************************************************************************
+
+Copyright (c) 2008, 2012, Oracle and/or its affiliates. All Rights Reserved.
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; version 2 of the License.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
+
+*****************************************************************************/
+
+/**************************************************//**
+@file include/api0misc.h
+InnoDB Native API
+
+3/20/2011 Jimmy Yang extracted from Embedded InnoDB
+2008 Created by Sunny Bains
+*******************************************************/
+
+#ifndef api0misc_h
+#define	api0misc_h
+
+#include "univ.i"
+#include "os0file.h"
+#include "que0que.h"
+#include "trx0trx.h"
+
+/** Whether binlog is enabled for applications using InnoDB APIs */
+extern my_bool                  ib_binlog_enabled;
+
+/** Whether MySQL MDL is enabled for applications using InnoDB APIs */
+extern my_bool                  ib_mdl_enabled;
+
+/** Whether InnoDB row lock is disabled for applications using InnoDB APIs */
+extern my_bool                  ib_disable_row_lock;
+
+/** configure value for transaction isolation level */
+extern ulong			ib_trx_level_setting;
+
+/** configure value for background commit interval (in seconds) */
+extern ulong			ib_bk_commit_interval;
+
+/********************************************************************
+Handles user errors and lock waits detected by the database engine.
+@return	TRUE if it was a lock wait and we should continue running
+the query thread */
+UNIV_INTERN
+ibool
+ib_handle_errors(
+/*=============*/
+	dberr_t*	new_err,	/*!< out: possible new error
+					encountered in lock wait, or if
+					no new error, the value of
+					trx->error_state at the entry of this
+					function */
+	trx_t*		trx,		/*!< in: transaction */
+	que_thr_t*	thr,		/*!< in: query thread */
+	trx_savept_t*	savept);	/*!< in: savepoint or NULL */
+
+/*************************************************************************
+Sets a lock on a table.
+@return	error code or DB_SUCCESS */
+UNIV_INTERN
+dberr_t
+ib_trx_lock_table_with_retry(
+/*=========================*/
+	trx_t*		trx,		/*!< in/out: transaction */
+	dict_table_t*	table,		/*!< in: table to lock */
+	enum lock_mode	mode);		/*!< in: lock mode */
+
+#endif /* api0misc_h */