K 10
svn:author
V 6
pendry
K 8
svn:date
V 27
1994-04-28T06:33:48.000000Z
K 24
svn:entry:committed-date
V 27
1994-04-28T06:33:48.000000Z
K 7
svn:log
V 242
keep track of whether the union node is cached or not.
this allows anonymous union_node's to be handled correctly.
(an anon node is one with neither an upper or lower layer and comes
into being when an existing upper-layer file is deleted.)


END
