lext_enable_image_control (ul_lextools)

	status.i4.v = lext_enable_image_control(control_func.f.v)

	This routine enables user control of active devices in an active
	Lextools image which was started by a call to lext_init_active_image.

	control_func	function to be called each time a device is selected
			(A value of NULL can be passed for this argument.)
			(called as follows:
			 control_func(object_info.s.r)
			 ("object_info" is a structure of type
			  LEXT_SELECTED_OBJECT_DATA))

	This function returns ACNET status values as follows:

	OK			success
	CBS_NOINIT		no image is active
	CBS_DUPREQ		control is already enabled
	CBS_NO_SUCH		no controllable devices are present

	This function requires the following include files:

	ul_lextools_h:lextuti_h, acnet_errors_h

	Related functions:

	lext_disable_image_control, lext_init_active_image,
	lext_remove_active_image

	C/C++ usage:

	int	status;
	lext_control_function	control_func;

	status = lext_enable_image_control(control_func);