class
	WEL_MSGBOXPARAMS

General
	cluster: wel.structs
	description: "MSBOXPARAMS structure used by cwin_message_box_indirect"
	create: make_basic, make_by_id

Ancestors
	WEL_STRUCTURE

Queries
	exists: BOOLEAN
	item: POINTER
	shared: BOOLEAN
	to_integer: INTEGER

Commands
	dispose
	initialize
	initialize_with_character (a_character: CHARACTER)
	memory_copy (source_pointer: POINTER; length: INTEGER)
	set_item (an_item: POINTER)
	set_shared
	set_unshared