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+/* Copyright (c) 2000, 2011, 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 St, Fifth Floor, Boston, MA 02110-1335 USA */
+
+/* This file is included by all myisam-merge files */
+
+#ifndef N_MAXKEY
+#include "../myisam/myisamdef.h"
+#endif
+
+#include "myisammrg.h"
+
+extern LIST *myrg_open_list;
+
+extern mysql_mutex_t THR_LOCK_open;
+
+int _myrg_init_queue(MYRG_INFO *info,int inx,enum ha_rkey_function search_flag);
+int _myrg_mi_read_record(MI_INFO *info, uchar *buf);
+#ifdef __cplusplus
+extern "C"
+#endif
+void myrg_print_wrong_table(const char *table_name);
+
+/* Always defined */
+extern PSI_memory_key rg_key_memory_MYRG_INFO;
+
+C_MODE_START
+extern PSI_mutex_key rg_key_mutex_MYRG_INFO_mutex;
+extern PSI_memory_key rg_key_memory_children;
+extern PSI_file_key rg_key_file_MRG;
+void init_myisammrg_psi_keys();
+C_MODE_END
+