59  * th inverse of 2**(N-1), where N is the number of bits in a
155 	entryp found = head->where;  in pop()
178 	newentry->where = tabloc;  in push()
216 		answer[i] = current->where;  in stats()
500  * 'where'.  Return NULL in both if no next entry is found.
503 db_table::first_entry(entryp * where)  in first_entry()  argument
507 		*where = NULL;  in first_entry()
514 				*where = i;  in first_entry()
519 	*where = NULL;  in first_entry()
545 /* Return entry at location 'where', NULL if location is invalid. */
547 db_table::get_entry(entryp where)  in get_entry()  argument
550 	if (where < table_size && tab != NULL && tab[where] != NULL)  in get_entry()
551 		return (tab[where]);  in get_entry()
557 db_table::setEntryExp(entryp where, entry_obj *obj, int initialLoad) {  in setEntryExp()  argument
620 				 * result in mapping.expire[where]  in setEntryExp()
630 				mapping.expire[where] = now.tv_sec + lo;  in setEntryExp()
633 				mapping.expire[where] = now.tv_sec +  in setEntryExp()
637 					mapping.expire[where] <  in setEntryExp()
639 				mapping.enumExpire = mapping.expire[where];  in setEntryExp()
641 			mapping.expire[where] = now.tv_sec + ttl;  in setEntryExp()
648  * or add to end of table) and return the the position of where the record
661 	entryp where = freelist.pop();  in add_entry()  local
662 	if (where == NULL) {				/* empty freelist */  in add_entry()
665 		where = ++last_used;  in add_entry()
669 		setEntryExp(where, obj, initialLoad);  in add_entry()
672 			enumTouch(where);  in add_entry()
673 		tab[where] = new_entry(obj);  in add_entry()
674 		return (where);  in add_entry()
688 db_table::replace_entry(entryp where, entry_object * obj)  in replace_entry()  argument
691 	if (where < DB_TABLE_START || where >= table_size ||  in replace_entry()
692 	    tab == NULL || tab[where] == NULL)  in replace_entry()
695 	setEntryExp(where, obj, 0);  in replace_entry()
698 		enumTouch(where);  in replace_entry()
699 	free_entry(tab[where]);  in replace_entry()
700 	tab[where] = obj;  in replace_entry()
711 db_table::delete_entry(entryp where)  in delete_entry()  argument
716 	if (where < DB_TABLE_START || where >= table_size ||  in delete_entry()
717 	    tab == NULL || tab[where] == NULL)  in delete_entry()
720 		mapping.expire[where] = 0;  in delete_entry()
723 		enumTouch(where);  in delete_entry()
724 	free_entry(tab[where]);  in delete_entry()
725 	tab[where] = NULL;    /* very important to set it to null */  in delete_entry()
727 	if (where == last_used) { /* simple case, deleting from end */  in delete_entry()
731 		return (freelist.push(where));  in delete_entry()
935  * The indended use is for enumeration of an LDAP container, where we
946  * where the caller supplies a count of the number of DB entries (derived