--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nss/lib/dbm/include/extern.h	Tue Aug 05 18:32:02 2014 +0200
@@ -0,0 +1,63 @@
+/*-
+ * 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