ExInterlockedExtendZone

The ExInterlockedExtendZone routine is exported to support existing driver binaries and is obsolete. Use lookaside lists instead. For more information, see Buffer Management.

NTSTATUS 
  ExInterlockedExtendZone(
    IN PZONE_HEADER  Zone,
    IN PVOID  Segment,
    IN ULONG  SegmentSize,
    IN PKSPIN_LOCK  Lock
    );