module Gstuff:Convenient functions for Lablgtk2.sig
..end
val find_first_child : GTree.tree_store -> Gtk.tree_iter -> Gtk.tree_iter option
val find_iter_above : GTree.model -> Gtk.tree_iter -> GTree.row_reference option
val find_iter_below : GTree.tree_store -> Gtk.tree_iter -> GTree.row_reference option