Pad_cgo_1 [4]byte
}

type RawSockaddrInet4 struct {
	Family uint16
	Port   uint16
	Addr   [4]byte /* in_addr */
	Zero   [8]uint8
}

type RawSockaddrInet6 struct {
	Family   uint16
	Port     uint16
	Flowinfo uint32
	Addr     [16]byte /* in6_addr */
	Scope_id uint32
}

type RawSockaddrUnix struct {
	Family uint16
	Path   [108]int8
}

type RawSockaddrLinklayer struct {

	"runtime"
	"syscall"
)

func setDefaultSockopts(s, family, sotype int, ipv6only bool) error {
	if runtime.GOOS == "dragonfly" && sotype != syscall.SOCK_RAW {
		// On DragonFly BSD, we adjust the ephemeral port
		// range because unlike other BSD systems its default
		// port range doesn't conform to IANA recommendation
		// as described in RFC 6056 and is pretty narrow.
		switch family {
		case syscall.AF_INET:

	sizeofLifconf      = 0x18
	sizeofLifIfinfoReq = 0x10
)

type lifnum struct {
	Family    uint16
	Pad_cgo_0 [2]byte
	Flags     int32
	Count     int32
}

type lifreq struct {
	Name   [32]int8
	Lifru1 [4]byte
	Type   uint32
	Lifru  [336]byte
}

type lifconf struct {
	Family    uint16
	Pad_cgo_0 [2]byte
	Flags     int32
	Len       int32
	Pad_cgo_1 [4]byte
	Lifcu     [8]byte

	b[16] = rr.Data.Family
	return b
}

func newNetlinkRouteRequest(proto, seq, family int) []byte {
	rr := &NetlinkRouteRequest{}
	rr.Header.Len = uint32(NLMSG_HDRLEN + SizeofRtGenmsg)
	rr.Header.Type = uint16(proto)
	rr.Header.Flags = NLM_F_DUMP | NLM_F_REQUEST
	rr.Header.Seq = uint32(seq)
	rr.Data.Family = uint8(family)
	return rr.toWireFormat()
}

                </mxCell>

                </mxCell>

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package net

import (
	"os"
	"syscall"
)

func setDefaultSockopts(s, family, sotype int, ipv6only bool) error {
	if family == syscall.AF_INET6 && sotype != syscall.SOCK_RAW {
		// Allow both IP versions even if the OS default
		// is otherwise. Note that some operating systems
		// never admit this option.

	Pad_cgo_1 [4]byte
}

type RawSockaddrInet4 struct {
	Family uint16
	Port   uint16
	Addr   [4]byte /* in_addr */
	Zero   [8]uint8
}

type RawSockaddrInet6 struct {
	Family   uint16
	Port     uint16
	Flowinfo uint32
	Addr     [16]byte /* in6_addr */
	Scope_id uint32
}

type RawSockaddrUnix struct {
	Family uint16
	Path   [108]int8
}

type RawSockaddrLinklayer struct {

type Addr interface {
	// Family returns an address family.
	Family() int
}

// A LinkAddr represents a link-layer address.
type LinkAddr struct {
	Index int    // interface index when attached
	Name  string // interface name when attached
	Addr  []byte // link-layer address when attached
}

// Family implements the Family method of Addr interface.
func (a *LinkAddr) Family() int { return syscall.AF_LINK }

    }

    def "assemble task warns when current operating system family is excluded"() {
        given:
        makeSingleProject()
        componentUnderTest.writeToProject(testDirectory)

        and:
        buildFile << configureTargetMachines("machines.os('some-other-family')")

        expect:
        succeeds taskNameToAssembleDevelopmentBinary

        and: