SYSTEM_INFORMATION_CLASS from w8.1 preview

enum _SYSTEM_INFORMATION_CLASS {
  SystemBasicInformation = 0x0,
  SystemProcessorInformation = 0x1,
  SystemPerformanceInformation = 0x2,
  SystemTimeOfDayInformation = 0x3,
  SystemPathInformation = 0x4,
  SystemProcessInformation = 0x5,
  SystemCallCountInformation = 0x6,
  SystemDeviceInformation = 0x7,
  SystemProcessorPerformanceInformation = 0x8,
  SystemFlagsInformation = 0x9,
  SystemCallTimeInformation = 0xa,
  SystemModuleInformation = 0xb,
  SystemLocksInformation = 0xc,
  SystemStackTraceInformation = 0xd,
  SystemPagedPoolInformation = 0xe,
  SystemNonPagedPoolInformation = 0xf,
  SystemHandleInformation = 0x10,
  SystemObjectInformation = 0x11,
  SystemPageFileInformation = 0x12,
  SystemVdmInstemulInformation = 0x13,
  SystemVdmBopInformation = 0x14,
  SystemFileCacheInformation = 0x15,
  SystemPoolTagInformation = 0x16,
  SystemInterruptInformation = 0x17,
  SystemDpcBehaviorInformation = 0x18,
  SystemFullMemoryInformation = 0x19,
  SystemLoadGdiDriverInformation = 0x1a,
  SystemUnloadGdiDriverInformation = 0x1b,
  SystemTimeAdjustmentInformation = 0x1c,
  SystemSummaryMemoryInformation = 0x1d,
  SystemMirrorMemoryInformation = 0x1e,
  SystemPerformanceTraceInformation = 0x1f,
  SystemObsolete0 = 0x20,
  SystemExceptionInformation = 0x21,
  SystemCrashDumpStateInformation = 0x22,
  SystemKernelDebuggerInformation = 0x23,
  SystemContextSwitchInformation = 0x24,
  SystemRegistryQuotaInformation = 0x25,
  SystemExtendServiceTableInformation = 0x26,
  SystemPrioritySeperation = 0x27,
  SystemVerifierAddDriverInformation = 0x28,
  SystemVerifierRemoveDriverInformation = 0x29,
  SystemProcessorIdleInformation = 0x2a,
  SystemLegacyDriverInformation = 0x2b,
  SystemCurrentTimeZoneInformation = 0x2c,
  SystemLookasideInformation = 0x2d,
  SystemTimeSlipNotification = 0x2e,
  SystemSessionCreate = 0x2f,
  SystemSessionDetach = 0x30,
  SystemSessionInformation = 0x31,
  SystemRangeStartInformation = 0x32,
  SystemVerifierInformation = 0x33,
  SystemVerifierThunkExtend = 0x34,
  SystemSessionProcessInformation = 0x35,
  SystemLoadGdiDriverInSystemSpace = 0x36,
  SystemNumaProcessorMap = 0x37,
  SystemPrefetcherInformation = 0x38,
  SystemExtendedProcessInformation = 0x39,
  SystemRecommendedSharedDataAlignment = 0x3a,
  SystemComPlusPackage = 0x3b,
  SystemNumaAvailableMemory = 0x3c,
  SystemProcessorPowerInformation = 0x3d,
  SystemEmulationBasicInformation = 0x3e,
  SystemEmulationProcessorInformation = 0x3f,
  SystemExtendedHandleInformation = 0x40,
  SystemLostDelayedWriteInformation = 0x41,
  SystemBigPoolInformation = 0x42,
  SystemSessionPoolTagInformation = 0x43,
  SystemSessionMappedViewInformation = 0x44,
  SystemHotpatchInformation = 0x45,
  SystemObjectSecurityMode = 0x46,
  SystemWatchdogTimerHandler = 0x47,
  SystemWatchdogTimerInformation = 0x48,
  SystemLogicalProcessorInformation = 0x49,
  SystemWow64SharedInformationObsolete = 0x4a,
  SystemRegisterFirmwareTableInformationHandler = 0x4b,
  SystemFirmwareTableInformation = 0x4c,
  SystemModuleInformationEx = 0x4d,
  SystemVerifierTriageInformation = 0x4e,
  SystemSuperfetchInformation = 0x4f,
  SystemMemoryListInformation = 0x50,
  SystemFileCacheInformationEx = 0x51,
  SystemThreadPriorityClientIdInformation = 0x52,
  SystemProcessorIdleCycleTimeInformation = 0x53,
  SystemVerifierCancellationInformation = 0x54,
  SystemProcessorPowerInformationEx = 0x55,
  SystemRefTraceInformation = 0x56,
  SystemSpecialPoolInformation = 0x57,
  SystemProcessIdInformation = 0x58,
  SystemErrorPortInformation = 0x59,
  SystemBootEnvironmentInformation = 0x5a,
  SystemHypervisorInformation = 0x5b,
  SystemVerifierInformationEx = 0x5c,
  SystemTimeZoneInformation = 0x5d,
  SystemImageFileExecutionOptionsInformation = 0x5e,
  SystemCoverageInformation = 0x5f,
  SystemPrefetchPatchInformation = 0x60,
  SystemVerifierFaultsInformation = 0x61,
  SystemSystemPartitionInformation = 0x62,
  SystemSystemDiskInformation = 0x63,
  SystemProcessorPerformanceDistribution = 0x64,
  SystemNumaProximityNodeInformation = 0x65,
  SystemDynamicTimeZoneInformation = 0x66,
  SystemCodeIntegrityInformation = 0x67,
  SystemProcessorMicrocodeUpdateInformation = 0x68,
  SystemProcessorBrandString = 0x69,
  SystemVirtualAddressInformation = 0x6a,
  SystemLogicalProcessorAndGroupInformation = 0x6b,
  SystemProcessorCycleTimeInformation = 0x6c,
  SystemStoreInformation = 0x6d,
  SystemRegistryAppendString = 0x6e,
  SystemAitSamplingValue = 0x6f,
  SystemVhdBootInformation = 0x70,
  SystemCpuQuotaInformation = 0x71,
  SystemNativeBasicInformation = 0x72,
  SystemErrorPortTimeouts = 0x73,
  SystemLowPriorityIoInformation = 0x74,
  SystemBootEntropyInformation = 0x75,
  SystemVerifierCountersInformation = 0x76,
  SystemPagedPoolInformationEx = 0x77,
  SystemSystemPtesInformationEx = 0x78,
  SystemNodeDistanceInformation = 0x79,
  SystemAcpiAuditInformation = 0x7a,
  SystemBasicPerformanceInformation = 0x7b,
  SystemQueryPerformanceCounterInformation = 0x7c,
  SystemSessionBigPoolInformation = 0x7d,
  SystemBootGraphicsInformation = 0x7e,
  SystemScrubPhysicalMemoryInformation = 0x7f,
  SystemBadPageInformation = 0x80,
  SystemProcessorProfileControlArea = 0x81,
  SystemCombinePhysicalMemoryInformation = 0x82,
  SystemEntropyInterruptTimingInformation = 0x83,
  SystemConsoleInformation = 0x84,
  SystemPlatformBinaryInformation = 0x85,
  SystemThrottleNotificationInformation = 0x86,
  SystemHypervisorProcessorCountInformation = 0x87,
  SystemDeviceDataInformation = 0x88,
  SystemDeviceDataEnumerationInformation = 0x89,
  SystemMemoryTopologyInformation = 0x8a,
  SystemMemoryChannelInformation = 0x8b,
  SystemBootLogoInformation = 0x8c,
  SystemProcessorPerformanceInformationEx = 0x8d,
  SystemSpare0 = 0x8e,
  SystemSecureBootPolicyInformation = 0x8f,
  SystemPageFileInformationEx = 0x90,
  SystemSecureBootInformation = 0x91,
  SystemEntropyInterruptTimingRawInformation = 0x92,
  SystemPortableWorkspaceEfiLauncherInformation = 0x93,
  SystemFullProcessInformation = 0x94,
  SystemKernelDebuggerInformationEx = 0x95,
  SystemBootMetadataInformation = 0x96,
  SystemSoftRebootInformation = 0x97,
  SystemElamCertificateInformation = 0x98,
  SystemOfflineDumpConfigInformation = 0x99,
  SystemProcessorFeaturesInformation = 0x9a,
  SystemRegistryReconciliationInformation = 0x9b,
  MaxSystemInfoClass = 0x9c,
};