Strerror returns the system error message as a string.

strerror将系统错误消息作为字符串返回。

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The strerror function (see "man strerror") is slightly different.

strerror函数(请参阅“man strerror”)略有不同。

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Additional calls to strerror will overwrite the contents of that buffer.

对strerror的其他调用将会覆盖该缓冲区的内容。

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