AttachVBL
AttachVBL Make specified slot the primary video slot
#include <Retrace.h> Vert. Retrace Mgr
OSErr AttachVBL (theSlot );
short theSlot; slot to make the primary slot
returns 16-bit Error Code; 0=no error
AttachVBL makes theSlot the primary video slot, allowing correct cursor
updating.
theSlot is the slot number of the slot to be made the primary video slot.
You can use the Slot Manager routine SGetSRsrc to index through
all the slots on a particular machine.
Returns: an Error Code indicating success or failure of the function. It will
be one of:
noErr (0) no error
slotNumErr (-360) Invalid slot number