#ifndef _NTTP_H
#if (PHNT_VERSION >= PHNT_WINDOWS_8)

// winbase:SetThreadpoolWaitEx
/**
 * Sets the object to wait on and optional timeout for a wait object and returns status.
 *
 * \param[in,out] Wait A pointer to a TP_WAIT structure that defines the wait object.
 * \param[in] Handle A handle to the object to wait on.
 * \param[in] Timeout A pointer to a FILETIME-based timeout value.
 * \param[in] Reserved Reserved for future use.
 * \return NTSTATUS Successful or errant status.
 * \sa https://learn.microsoft.com/en-us/windows/win32/api/threadpoolapiset/nf-threadpoolapiset-setthreadpoolwaitex
 */
NTSYSAPI
NTSTATUS
NTAPI
TpSetWaitEx(
    _Inout_ PTP_WAIT Wait,
    _In_opt_ HANDLE Handle,
    _In_opt_ PLARGE_INTEGER Timeout,
    _In_opt_ PVOID Reserved
    );

#endif
#endif
View code on GitHub