NbtDispatchInternalCtrl(
  IN  PDEVICE_OBJECT   Device,
  IN  PIRP             pIrp
  );

Routine Description:

    This is the driver's dispatch function for all
    IRP_MJ_INTERNAL_DEVICE_CONTROL requests.

Arguments:

    device - ptr to device object for target device
    irp    - ptr to I/O request packet

Return Value:

    NTSTATUS -- Indicates whether the request was successfully queued.