EPOLL_CLOEXEC            = 0x00001000
	EPOLL_CTL_ADD            = 0
	EPOLL_CTL_MOD            = 1
	EPOLL_CTL_DEL            = 2
	EPOLLRDNORM              = 0x0001
	EPOLLRDBAND              = 0x0002
	EPOLLIN                  = 0x0003
	EPOLLOUT                 = 0x0004
	EPOLLWRBAND              = 0x0008
	EPOLLPRI                 = 0x0010
	EPOLLERR                 = 0x0020
	EPOLLHUP                 = 0x0040

	WSAECONNABORTED           Errno = 10053
	WSAECONNRESET             Errno = 10054
)

const (
	// Invented values to support what package os expects.
	O_RDONLY   = 0x00000
	O_WRONLY   = 0x00001
	O_RDWR     = 0x00002
	O_CREAT    = 0x00040
	O_EXCL     = 0x00080
	O_NOCTTY   = 0x00100
	O_TRUNC    = 0x00200
	O_NONBLOCK = 0x00800
	O_APPEND   = 0x00400
	O_SYNC     = 0x01000
	O_ASYNC    = 0x02000
	O_CLOEXEC  = 0x80000
)

		// https://github.com/golang/go/issues/8687#issuecomment-656259353
		_CREATE_WAITABLE_TIMER_HIGH_RESOLUTION = 0x00000002

		_SYNCHRONIZE        = 0x00100000
		_TIMER_QUERY_STATE  = 0x0001
		_TIMER_MODIFY_STATE = 0x0002
	)
	return stdcall4(_CreateWaitableTimerExW, 0, 0,
		_CREATE_WAITABLE_TIMER_HIGH_RESOLUTION,
		_SYNCHRONIZE|_TIMER_QUERY_STATE|_TIMER_MODIFY_STATE)
}

func initHighResTimer() {
	h := createHighResTimer()