INT 31 P - DPMIsee DOS Protected-Mode Interface 0.9+ - GET AND DISABLE VIRTUAL INTERRUPT STATE AX = 0900h Return: CF clear virtual interrupts disabled AL = previous interrupt state (00h disabled, 01h enabled) AH preserved Notes: the previous state may be restored simply by executing another INT 31 a CLI instruction may be used if the previous state is unimportant, but should be assumed to be very slow due to trapping by the host SeeAlso: AX=0901h,AX=0902h