}

// in sys_windows_386.s, sys_windows_amd64.s, sys_windows_arm.s, and sys_windows_arm64.s
func exceptiontramp()
func firstcontinuetramp()
func lastcontinuetramp()
func sehtramp()
func sigresume()

func initExceptionHandler() {
	stdcall2(_AddVectoredExceptionHandler, 1, abi.FuncPCABI0(exceptiontramp))
	if GOARCH == "386" {
		// use SetUnhandledExceptionFilter for windows-386.

	canUseLongPaths = true
}

func osinit() {
	asmstdcallAddr = unsafe.Pointer(abi.FuncPCABI0(asmstdcall))

	loadOptionalSyscalls()

	preventErrorDialogs()

	initExceptionHandler()

	initHighResTimer()
	timeBeginPeriodRetValue = osRelax(false)

	initSysDirectory()
	initLongPathSupport()

	ncpu = getproccount()

	physPageSize = getPageSize()