status.i4.v = wn_switch_redraw_c(switch_id.i4.v)

	This routine will redraw the image of a switch that may have been
	erased.  This switch must have been created by an earlier call to

	switch_id	ID of desired switch
			(returned by prior call to wn_switch_create_c)

	This function returns ACNET status values as follows:

	OK			success
	CBS_NO_SUCH		switch does not exist

	This function requires the following include files:

	cnsparam_h, cbslib_h, acnet_errors_h

	Related functions:

	wn_switch_create_c, wn_switch_delete_c, wn_switch_window_delete_c,
	wn_switch_relabel_c, wn_switch_read_c, wn_switch_pressed,
	wn_switch_enable_c, wn_switch_disable_c, wn_switch_set_state_c,

	C/C++ usage:

	int	status;
	int	switch_id;

	status = wn_switch_redraw_c(switch_id);