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