Paging statistics for the default pager.

typedef struct _default_pager_info {
  UMA_UINT32     DPI_TOTAL_SPACE;
  UMA_UINT32     DPI_FREE_SPACE;
  UMA_UINT32     DPI_PAGE_SIZE;
} default_pager_info;

typedef   default _ pager _ info   * default _ pager _ info ;