The close system call closes or aborts any pending connections on the socket.
close系统调用可关闭或中止套接字上任何挂起的连接。
Figure 12 shows the important calls that occur when the close system call is issued by a TCP application.
图12显示了TCP应用程序发布close系统调用时发生的重要调用。
Suppose a signal is generated during the very small time gap between setting the errno variable by the close system call and its return.
假定信号在close系统调用设置errno变量到其返回之前这一极小的时间片段内生成。
From the system call count, there were several calls to read, write, close, and stat that didn't appear before.
从系统调用计数中可以看出，有一些以前没有出现过的调用，包括read、write、close和stat。
System busy, please close or call 95501.
系统繁忙，请关闭或者拨打95501咨询。
System busy, please close or call 95501.
系统繁忙，请关闭或者拨打95501咨询。
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