Metadatacopystruct _HEAP_GLOBAL_APPCOMPAT_FLAGS { unsigned long SafeInputValidation : 1;/* 0x0:0 4 */ unsigned long Padding : 1;/* 0x0:1 4 */ unsigned long CommitLFHSubsegments : 1;/* 0x0:2 4 */ unsigned long AllocateHeapFromEnv : 1;/* 0x0:3 4 */};