INT 1A - TIME - CANCEL ALARM (ATIBM PC AT,XT286IBM PC XT/286,PSIBM PS/2, any model) AH = 07h Return: alarm disabled Note: does not disable the real-time clock's IRQ(Interrupt ReQuest) A hardware line connected to the interrupt controller chip which signals that a CPU interrupt should be generated. SeeAlso: AH=06h,AH=0Dh,INT 70