fix treename operations

src/66/66-dbctl.c

src/66/66-disable.c

src/66/66-enable.c

src/66/66-start.c

src/66/66-stop.c

src/66/66-svctl.c

src/66/66-tree.c

src/lib66/tree_find_current.c

src/lib66/tree_sethome.c