rem: AHIsub_Disable((struct AHIAudioCtrlDrv *) audioctrl);
context: static void StartCmd(struct AHIRequest *ioreq, struct AHIBase *AHIBase){  struct AHIDevUnit *iounit;  struct AHIPrivAudioCtrl *audioctrl;  struct Library *AHIsubBase;  iounit = (struct AHIDevUnit *) ioreq->ahir_Std.io_Unit;  audioctrl = (struct AHIPrivAudioCtrl *) iounit->AudioCtrl;  if(iounit->StopCnt)  {    iounit->StopCnt--;    if(AHIsubBase = audioctrl->ahiac_SubLib)    {      if(iounit->StopCnt == 0)      {        struct AHIRequest *ior;        AHIsub_Disable((struct AHIAudioCtrlDrv *) audioctrl);        while(ior = (struct AHIRequest *) RemHead(            (struct List *) &iounit->RequestQueue))        {          WriteCmd(ior, AHIBase);        }        AHIsub_Enable((struct AHIAudioCtrlDrv *) audioctrl);      }    }  }  else  {    ioreq->ahir_Std.io_Error = AHIE_UNKNOWN;  }  TermIO(ioreq,AHIBase);}