add marshal function types.

add marshal function types.

2001-09-24  James Henstridge  <james@daa.com.au>

	* gtk/gtkmarshal.list (VOID): add marshal function types.

	* gtk/gtkctree.c (gtk_ctree_class_init): make arguments have type
	GTK_TYPE_CTREE_NODE|G_SIGNAL_TYPE_STATIC_SCOPE rather than
	GTK_TYPE_POINTER.
	(gtk_ctree_node_get_type): implement boxed type for GtkCTreeNodes
	with no-op copy/free functions.

	* gtk/gtkctree.h (gtk_ctree_node_get_type): add prototype for
	GtkCTreeNode get_type function.