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+/*
+ * Copyright 2002, 2003 Adrian Thurston <thurston@complang.org>
+ */
+
+/* This file is part of Aapl.
+ *
+ * Aapl is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation; either version 2.1 of the License, or (at your option)
+ * any later version.
+ *
+ * Aapl 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 Lesser General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Aapl; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _AAPL_AVLKEYLESS_H
+#define _AAPL_AVLKEYLESS_H
+
+#include "compare.h"
+
+/**
+ * \addtogroup avltree
+ * @{
+ */
+
+/**
+ * \class AvlKeyless
+ * \brief AVL tree that has no insert/find/remove functions that take a key.
+ *
+ * AvlKeyless is an implementation of the AVL tree rebalancing functionality
+ * only. It provides the common code for the tiny AVL tree implementations.
+ */
+
+/*@}*/
+
+#define BASE_EL(name) name
+#define AVLMEL_CLASSDEF class Element
+#define AVLMEL_TEMPDEF class Element
+#define AVLMEL_TEMPUSE Element
+#define AvlTree AvlKeyless
+#define AVL_KEYLESS
+
+#include "avlcommon.h"
+
+#undef BASE_EL
+#undef AVLMEL_CLASSDEF
+#undef AVLMEL_TEMPDEF
+#undef AVLMEL_TEMPUSE
+#undef AvlTree
+#undef AVL_KEYLESS
+
+#endif /* _AAPL_AVLKEYLESS_H */