The following font conventions are used in this book:
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Italic is used for function names, filenames, program names, commands, and variables. It's also used to identify new terms and concepts when they are introduced.
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Constant Width is used for code examples and for the system output portion of interactive examples.
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Constant Bold is used in interactive examples to show commands or other text that would be typed literally by the user.
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Constant Italic identifies programmer-supplied variables in the C language function bindings that appear in Appendix C, Pthreads Quick Reference.