            If true, overwrite files stored in encrypted formats before deleting
            them.
            </div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" title="Public property" /></td><td><a href="P_BerkeleyDB_DatabaseEnvironment_Private.htm">Private</a></td><td><div class="summary">
            If true, allocate region memory from the heap instead of from memory
            backed by the filesystem or system shared memory. 
            </div></td></tr><tr 