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diff --git a/src/mesa/main/hash.h b/src/mesa/main/hash.h
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+/**
+ * \file hash.h
+ * Generic hash table.
+ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.5.1
+ *
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef HASH_H
+#define HASH_H
+
+
+#include "glheader.h"
+
+
+extern struct _mesa_HashTable *_mesa_NewHashTable(void);
+
+extern void _mesa_DeleteHashTable(struct _mesa_HashTable *table);
+
+extern void *_mesa_HashLookup(const struct _mesa_HashTable *table, GLuint key);
+
+extern void _mesa_HashInsert(struct _mesa_HashTable *table, GLuint key, void *data);
+
+extern void _mesa_HashRemove(struct _mesa_HashTable *table, GLuint key);
+
+extern void
+_mesa_HashDeleteAll(struct _mesa_HashTable *table,
+ void (*callback)(GLuint key, void *data, void *userData),
+ void *userData);
+
+extern void
+_mesa_HashWalk(const struct _mesa_HashTable *table,
+ void (*callback)(GLuint key, void *data, void *userData),
+ void *userData);
+
+extern GLuint _mesa_HashFirstEntry(struct _mesa_HashTable *table);
+
+extern GLuint _mesa_HashNextEntry(const struct _mesa_HashTable *table, GLuint key);
+
+extern void _mesa_HashPrint(const struct _mesa_HashTable *table);
+
+extern GLuint _mesa_HashFindFreeKeyBlock(struct _mesa_HashTable *table, GLuint numKeys);
+
+extern void _mesa_test_hash_functions(void);
+
+
+#endif