anchor.diff:  
   %%%%% Tests %%%%%
   
  +%-ifdef(runnall).
   
   % XXX vmx: tests with function (check_list/6 ) are missing
   chunk_list_test() ->
  
positive.code: %                Fd, CurPos, DocId, {Mbr, Meta, Value}),
  %        CurPos2
  %    end, RootPos, Nodes). 
  
  
  %%%%% Helpers %%%%%
  
negative.code: 
  -type seedtree_root() :: tuple().
  -type seedtree_node() :: tuple().
  
  -type mbr() :: {number(), number(), number(), number()}.
  
  % @doc Bulk load a tree
  bulk_load(Fd, RootPos, TargetTreeHeight, Nodes) when TargetTreeHeight==0 ->
  