// 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.

// +build aix dragonfly freebsd js,wasm linux netbsd openbsd solaris

package poll

import 

// Fsync wraps syscall.Fsync.
func ( *FD) () error {
	if  := .incref();  != nil {
		return 
	}
	defer .decref()
	return ignoringEINTR(func() error {
		return syscall.Fsync(.Sysfd)
	})
}