What would be the stream for file descriptor 3u?

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I know that the stream for file descriptor 2u is stderr. However, I'm not sure what the stream for file descriptor 3u would be and why? Ultimately, what does 3u represent here?

Asked by user516609

Mar 2, 2022, 07:17 PM
Last activity: Mar 2, 2022, 09:03 PM

What would be the stream for file descriptor 3u?

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