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GetInterrupt (csCode = 7)

The optional GetInterrupt status routine returns a value of 0 if VBL interrupts are enabled and a value of 1 if VBL interrupts are disabled.

OSErr = Status(theDeviceRefNum, cscGetInterrupt, &theVDFlagRecord );
<-- csMode
Interrupts enabled or disabled
-- filler
Unused
The VDFlagRecord data structure is defined in Replacing Graphics Drivers.
© 1999 Apple Computer, Inc. – (Last Updated 26 March 99)