// 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.
package poll
import "syscall"
// Fsync wraps syscall.Fsync.
func (fd *FD) Fsync() error {
if err := fd.incref(); err != nil {
return err
}
defer fd.decref()
return syscall.Fsync(fd.Sysfd)
}