K 10 svn:author V 5 silby K 8 svn:date V 27 2003-03-29T05:48:36.000000Z K 7 svn:log V 200 Add the m_defrag routine, as discussed on committers@. This incarnation should address the concerns of all in the discussion, and keeps statistics which show how much it is used. MFC after: 2 weeks END