Metadatacopystruct _RTL_SPARSE_BITMAP_RANGE { union { struct { unsigned long Lock;/* 0x0 4 */ struct _RTL_BITMAP RangeBitmap;/* 0x4 8 */ };/* 0x0 12 */ struct _SINGLE_LIST_ENTRY Next;/* 0x0 4 */ };/* 0x0 12 */};