// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix

package unix

import 

func ( int) ( bool,  error) {
	,  := Fcntl(, syscall.F_GETFL, 0)
	if  != nil {
		return false, 
	}
	return &syscall.O_NONBLOCK != 0, nil
}

func ( int) bool {
	return &syscall.O_NONBLOCK != 0
}