}

	print("runtime: port_create failed (errno=", errno(), ")\n")
	throw("runtime: netpollinit failed")
}

func netpollIsPollDescriptor(fd uintptr) bool {
	return fd == uintptr(portfd)
}

func netpollopen(fd uintptr, pd *pollDesc) int32 {
	lock(&pd.lock)
	// We don't register for any specific type of events yet, that's
	// netpollarm's job. We merely ensure we call port_associate before

// A particular implementation (epoll/kqueue/port/AIX/Windows)
// must define the following functions:
//
// func netpollinit()
//     Initialize the poller. Only called once.
//
// func netpollopen(fd uintptr, pd *pollDesc) int32
//     Arm edge-triggered notifications for fd. The pd argument is to pass
//     back to netpollready when fd is ready. Return an errno value.
//
// func netpollclose(fd uintptr) int32