Why does MSDN have the full interface list but the real source code does not?

为什么虽然源代码没有显式声明所有接口，但是MSDN还是把所有的接口都列出来了呢？

youdao

Once you get the interface list using SIOCGIFCONF, you can use the SIOCGIFFLAGS-SIOCSIFFLAGS pair to get and set the properties for the interface.

在使用SIOCGIFCONF获取了接口列表之后，您可以使用SIOCGIFFLAGS - SIOCSIFFLAGS对来获取和设置接口的属性。

youdao

Still with me? The final entry is the outgoing interface list, so when we DO receive some traffic for this multicast group, this shows where we will forward it.

跟上我了？最后一个条目是出接口，因此当我们接收一些这个组播组的流量是，我们将通过这个接口转发它。

youdao

In the twist interface you move from list to list by moving left to right, and vice versa.

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