// Copyright 2014 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.
// TCP socket options for plan9
package net
import (
"strconv"
"time"
)
// Set keep alive period.
func setKeepAlivePeriod(fd *netFD, d time.Duration) error {
cmd := "keepalive " + strconv.Itoa(int(d/time.Millisecond))
_, e := fd.ctl.WriteAt([]byte(cmd), 0)
return e
}