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diff --git a/security/nss/lib/dbm/include/extern.h b/security/nss/lib/dbm/include/extern.h
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+/*-
+ * Copyright (c) 1991, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. ***REMOVED*** - see
+ * ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)extern.h 8.4 (Berkeley) 6/16/94
+ */
+
+BUFHEAD *__add_ovflpage(HTAB *, BUFHEAD *);
+int __addel(HTAB *, BUFHEAD *, const DBT *, const DBT *);
+int __big_delete(HTAB *, BUFHEAD *);
+int __big_insert(HTAB *, BUFHEAD *, const DBT *, const DBT *);
+int __big_keydata(HTAB *, BUFHEAD *, DBT *, DBT *, int);
+int __big_return(HTAB *, BUFHEAD *, int, DBT *, int);
+int __big_split(HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
+ uint32, uint32, SPLIT_RETURN *);
+int __buf_free(HTAB *, int, int);
+void __buf_init(HTAB *, int);
+uint32 __call_hash(HTAB *, char *, size_t);
+int __delpair(HTAB *, BUFHEAD *, int);
+int __expand_table(HTAB *);
+int __find_bigpair(HTAB *, BUFHEAD *, int, char *, int);
+uint16 __find_last_page(HTAB *, BUFHEAD **);
+void __free_ovflpage(HTAB *, BUFHEAD *);
+BUFHEAD *__get_buf(HTAB *, uint32, BUFHEAD *, int);
+int __get_page(HTAB *, char *, uint32, int, int, int);
+int __ibitmap(HTAB *, int, int, int);
+uint32 __log2(uint32);
+int __put_page(HTAB *, char *, uint32, int, int);
+void __reclaim_buf(HTAB *, BUFHEAD *);
+int __split_page(HTAB *, uint32, uint32);
+
+/* Default hash routine. */
+extern uint32 (*__default_hash)(const void *, size_t);
+
+#ifdef HASH_STATISTICS
+extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
+#endif