With the return value of fork in mind, the code can now check to see if it is the parent or child process and act accordingly.

考虑到fork的返回值，现在该代码可以检查确定它是父进程还是子进程，并进行相应的操作。

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For example, the median tubes in the fork crown act as housing guides.

例如，中间管叉冠作为住房指南。

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For example, the median tubes in the fork crown act as housing guides.

例如，中间管叉冠作为住房指南。

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