Private structure FILETIME
    public dwLowDateTime As Long
    public dwHighDateTime As Long
End structure
 
Private Const WAIT_ABANDONED& = &H80&
Private Const WAIT_ABANDONED_0& = &H80&
Private Const WAIT_FAILED& = -1&
Private Const WAIT_IO_COMPLETION& = &HC0&
Private Const WAIT_OBJECT_0& = 0
Private Const WAIT_OBJECT_1& = 1
Private Const WAIT_TIMEOUT& = &H102&
 
Private Const INFINITE = &HFFFF
Private Const ERROR_ALREADY_EXISTS = 183&
 
Private Const QS_HOTKEY& = &H80
Private Const QS_KEY& = &H1
Private Const QS_MOUSEBUTTON& = &H4
Private Const QS_MOUSEMOVE& = &H2
Private Const QS_PAINT& = &H20
Private Const QS_POSTMESSAGE& = &H8
Private Const QS_SENDMESSAGE& = &H40
Private Const QS_TIMER& = &H10
Private Const QS_MOUSE& = (QS_MOUSEMOVE _
                            Or QS_MOUSEBUTTON)
Private Const QS_INPUT& = (QS_MOUSE _
                            Or QS_KEY)
Private Const QS_ALLEVENTS& = (QS_INPUT _
                            Or QS_POSTMESSAGE _
                            Or QS_TIMER _
                            Or QS_PAINT _
                            Or QS_HOTKEY)
Private Const QS_ALLINPUT& = (QS_SENDMESSAGE _
                            Or QS_PAINT _
                            Or QS_TIMER _
                            Or QS_POSTMESSAGE _
                            Or QS_MOUSEBUTTON _
                            Or QS_MOUSEMOVE _
                            Or QS_HOTKEY _
                            Or QS_KEY)
 
Private Declare Function CreateWaitableTimer Lib "kernel32" _
    Alias "CreateWaitableTimerA" ( _
    ByVal lpSemaphoreAttributes As Long, _
    ByVal bManualReset As Long, _
    ByVal lpName As String) As Long
 
Private Declare Function SetWaitableTimer Lib "kernel32" ( _
    ByVal hTimer As Long, _
    lpDueTime As FILETIME, _
    ByVal lPeriod As Long, _
    ByVal pfnCompletionRoutine As Long, _
    ByVal lpArgToCompletionRoutine As Long, _
    ByVal fResume As Long) As Long
 
Private Declare Function MsgWaitForMultipleObjects Lib "user32" ( _
    ByVal nCount As Long, _
    pHandles As Long, _
    ByVal fWaitAll As Long, _
    ByVal dwMilliseconds As Long, _
    ByVal dwWakeMask As Long) As Long