const internal/runtime/syscall/linux.EFD_NONBLOCK

2 uses

	internal/runtime/syscall/linux (current package)
		defs_linux_amd64.go#L22: 	EFD_NONBLOCK = 0x800

	runtime
		netpoll_epoll.go#L28: 	efd, errno := linux.Eventfd(0, linux.EFD_CLOEXEC|linux.EFD_NONBLOCK)