src/net/tcpsockopt_posix.go

// Copyright 2009 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 darwin dragonfly freebsd linux netbsd openbsd solaris windows

package net

import (
	"runtime"
	"syscall"
)

func setNoDelay(fd *netFD, noDelay bool) error {
	err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_NODELAY, boolint(noDelay))
	runtime.KeepAlive(fd)
	return wrapSyscallError("setsockopt", err)
}