Windows 7 Upd — Getsystemtimepreciseasfiletime

When GetSystemTimePreciseAsFileTime was introduced with Windows 8 and Windows Server 2012, developers targeting Windows 7 were stuck. Attempting to call this function on an unpatched Windows 7 kernel32.dll would result in a runtime error or, worse, a missing entry point.

// 1. Try to use the native Windows 8+ API FnGetSystemTimePreciseAsFileTime pPrecise = TryGetPreciseFunc(); if (pPrecise) pPrecise(lpSystemTimeAsFileTime); return; getsystemtimepreciseasfiletime windows 7 upd

Declare the function in your code and link normally. The application will fail to start on unpatched Windows 7 systems. Use this only if you can require customers to install KB2813345. if (pPrecise) pPrecise(lpSystemTimeAsFileTime)