在论坛上搜搜，我记得曾经有人问过这个问题。

是这个吧:
//
// System Information Classes.
//
typedef enum _SYSTEM_INFORMATION_CLASS {
        SystemBasicInformation,
        SystemProcessorInformation,             // obsolete...delete
        SystemPerformanceInformation,
        SystemTimeOfDayInformation,
        SystemPathInformation,
        SystemProcessInformation,
        SystemCallCountInformation,
        SystemDeviceInformation,
        SystemProcessorPerformanceInformation,
        SystemFlagsInformation,
        SystemCallTimeInformation,
        SystemModuleInformation,
        SystemLocksInformation,
        SystemStackTraceInformation,
        SystemPagedPoolInformation,
        SystemNonPagedPoolInformation,
        SystemHandleInformation,
        SystemObjectInformation,
        SystemPageFileInformation,
        SystemVdmInstemulInformation,
        SystemVdmBopInformation,
        SystemFileCacheInformation,
        SystemPoolTagInformation,
        SystemInterruptInformation,
        SystemDpcBehaviorInformation,
        SystemFullMemoryInformation,
        SystemLoadGdiDriverInformation,
        SystemUnloadGdiDriverInformation,
        SystemTimeAdjustmentInformation,
        SystemSummaryMemoryInformation,
        SystemMirrorMemoryInformation,
        SystemPerformanceTraceInformation,
        SystemObsolete0,
        SystemExceptionInformation,
        SystemCrashDumpStateInformation,
        SystemKernelDebuggerInformation,
        SystemContextSwitchInformation,
        SystemRegistryQuotaInformation,
        SystemExtendServiceTableInformation,
        SystemPrioritySeperation,
        SystemVerifierAddDriverInformation,
        SystemVerifierRemoveDriverInformation,
        SystemProcessorIdleInformation,
        SystemLegacyDriverInformation,
        SystemCurrentTimeZoneInformation,
        SystemLookasideInformation,
        SystemTimeSlipNotification,
        SystemSessionCreate,
        SystemSessionDetach,
        SystemSessionInformation,
        SystemRangeStartInformation,
        SystemVerifierInformation,
        SystemVerifierThunkExtend,
        SystemSessionProcessInformation,
        SystemLoadGdiDriverInSystemSpace,
        SystemNumaProcessorMap,
        SystemPrefetcherInformation,
        SystemExtendedProcessInformation,
        SystemRecommendedSharedDataAlignment,
        SystemComPlusPackage,
        SystemNumaAvailableMemory,
        SystemProcessorPowerInformation,
        SystemEmulationBasicInformation,
        SystemEmulationProcessorInformation,
        SystemExtendedHandleInformation,
        SystemLostDelayedWriteInformation,
        SystemBigPoolInformation,
        SystemSessionPoolTagInformation,
        SystemSessionMappedViewInformation,
        SystemHotpatchInformation,
        SystemObjectSecurityMode,
        SystemWatchdogTimerHandler,
        SystemWatchdogTimerInformation,
        SystemLogicalProcessorInformation,
        SystemWow64SharedInformation,
        SystemRegisterFirmwareTableInformationHandler,
        SystemFirmwareTableInformation,
        SystemModuleInformationEx,
        SystemVerifierTriageInformation,
        SystemSuperfetchInformation,
        SystemMemoryListInformation,
        SystemFileCacheInformationEx,
        MaxSystemInfoClass  // MaxSystemInfoClass should always be the last enum
} SYSTEM_INFORMATION_CLASS;

Look into the header files of the WINE project.

谢了  收藏了