window_has_menu_bar_c

	has_one.i4.v = window_has_menu_bar_c(window_id.i2.v)

	This routine will return whether or not a given window has a
	menu bar.

	window_id	ID of desired window

	This function returns status values as follows:

	TRUE			menu bar is present
	FALSE			no menu bar present

	This function requires the following include files:

	cnsparam_h, cbslib_h

	Related functions:

	menu_bar_create, window_menu_bar_create_c

	C/C++ usage:

	short	window_id = WMNGR_BACKGROUND;
	int	status;

	status = window_has_menu_bar_c(window_id);