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+/*
+ * Copyright (c) International Business Machines Corp., 2014
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*!
+ * @file compare.h
+ * @brief Generic compare function
+ * @author Shaun Wetzstein <shaun@us.ibm.com>
+ * @date 2010-2011
+ */
+
+#ifndef __COMPARE_H__
+#define __COMPARE_H__
+
+/*!
+ * @brief Pointer to a generic compare function
+ */
+typedef int (*compare_f) (const void *, const void *);
+
+/*!
+ * @brief Default compare function
+ */
+static inline int default_compare(const void *v1, const void *v2)
+{
+	const int i1 = (const int)v1, i2 = (const int)v2;
+	return i1 - i2;
+}
+
+#endif				/* __COMPARE_H__ */