r1, _, e1 := syscall.Syscall6(procConvertSecurityDescriptorToStringSecurityDescriptorW.Addr(), 5, uintptr(unsafe.Pointer(sd)), uintptr(revision), uintptr(securityInformation), uintptr(unsafe.Pointer(str)), uintptr(unsafe.Pointer(strLen)), 0)
	if r1 == 0 {
		err = errnoErr(e1)
	}
	return
}

	CREATE_EVENT_INITIAL_SET   = 0x2
	CREATE_MUTEX_INITIAL_OWNER = 0x1
)

type AddrinfoW struct {
	Flags     int32
	Family    int32
	Socktype  int32
	Protocol  int32
	Addrlen   uintptr
	Canonname *uint16
	Addr      uintptr
	Next      *AddrinfoW
}

const (
	AI_PASSIVE     = 1
	AI_CANONNAME   = 2
	AI_NUMERICHOST = 4
)

type GUID struct {