Programación apagar el computador a una hora determinada

APAGAR COMPUTADOR

Const EWX_LOGOFF = 0
Const EWX_SHUTDOWN = 1
Const EWX_REBOOT = 2
Const EWX_FORCE = 4
Const SE_PRIVILEGE_ENABLED = &H2
Const TokenPrivileges = 3
ConstTOKEN_ASSIGN_PRIMARY = &H1
Const TOKEN_DUPLICATE = &H2
Const TOKEN_IMPERSONATE = &H4
Const TOKEN_QUERY = &H8
Const TOKEN_QUERY_SOURCE = &H10
Const TOKEN_ADJUST_PRIVILEGES = &H20
ConstTOKEN_ADJUST_GROUPS = &H40
Const TOKEN_ADJUST_DEFAULT = &H80
Const SE_SHUTDOWN_NAME = "SeShutdownPrivilege"
Const ANYSIZE_ARRAY = 1
Private Type LARGE_INTEGER
lowpart As Longhighpart As Long
End Type
Private Type Luid
lowpart As Long
highpart As Long
End Type
Private Type LUID_AND_ATTRIBUTES
'pLuid As Luid
pLuid As LARGE_INTEGER
Attributes As LongEnd Type
Private Type TOKEN_PRIVILEGES
PrivilegeCount As Long
Privileges(ANYSIZE_ARRAY) As LUID_AND_ATTRIBUTES
End Type
Private Declare Function InitiateSystemShutdown Lib "advapi32.dll"Alias "InitiateSystemShutdownA" (ByVal lpMachineName As String, ByVal lpMessage As String, ByVal dwTimeout As Long, ByVal bForceAppsClosed As Long, ByVal bRebootAfterShutdown As Long) As Long
PrivateDeclare Function OpenProcessToken Lib "advapi32.dll" (ByVal ProcessHandle As Long, ByVal DesiredAccess As Long, TokenHandle As Long) As Long
Private Declare Function GetCurrentProcess Lib "kernel32"() As Long
Private Declare Function LookupPrivilegeValue Lib "advapi32.dll" Alias "LookupPrivilegeValueA" (ByVal lpSystemName As String, ByVal lpName As String, lpLuid As LARGE_INTEGER) As LongPrivate Declare Function AdjustTokenPrivileges Lib "advapi32.dll" (ByVal TokenHandle As Long, ByVal DisableAllPrivileges As Long, NewState As TOKEN_PRIVILEGES, ByVal BufferLength As Long, PreviousStateAs TOKEN_PRIVILEGES, ReturnLength As Long) As Long
Private Declare Function GetComputerName Lib "kernel32" Alias "GetComputerNameA" (ByVal lpBuffer As String, nSize As Long) As Long
Private Declare...