typedef struct _LAZY_WRITER
{
    KDPC ScanDpc;
    KTIMER ScanTimer;
    unsigned char ScanActive;
    unsigned char OtherWork;
    unsigned char PendingTeardownScan;
    unsigned char PendingPeriodicScan;
    unsigned char PendingLowMemoryScan;
    unsigned char PendingPowerScan;
} LAZY_WRITER, *PLAZY_WRITER;