83Plus:BCALLs:4FF9

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_RunTracerHook EQU 4FF9h  ;Undocumented 1.13

   ;Checks the byte @ the address @ tracerHookPtr.
   ;If the byte is 83, it runs the hook. If the byte 
   ;is different, it resets the tracer hook flag.
   ;Inputs:     tracerHookPtr       must be setup correctly
   ;Outputs:    HL          Int16   points to start of hook
   ;            F           Int8    F is 6A if not run

submitted by Michael Cimino

btw, sorry about not looking up what the actual value of the hook ptr is