Original authors: Richard M. Stallman, Roland McGrath, Paul D. Smith. Modification author and publisher: Libx.
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Copyright © 2026 Libx, for the editing and translation modifications.
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(a) The FSF’s Back-Cover Text is: “You have the freedom to copy and modify this GNU manual. Buying copies from the FSF supports it in developing GNU and promoting software freedom.”
This modified guide is released under the GNU Free Documentation License, version 1.3 or later, with no Invariant Sections and with the original Front-Cover Text and Back-Cover Text reproduced above. No new Cover Texts or Invariant Sections have been added. The original English license is included below.