This is groff.info, produced by makeinfo version 7.0.3 from groff.texi. This manual documents GNU 'troff' version 1.23.0. Copyright © 1994-2023 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License". INFO-DIR-SECTION Typesetting START-INFO-DIR-ENTRY * Groff: (groff). The GNU roff document formatting system. END-INFO-DIR-ENTRY  Indirect: groff.info-1: 723 groff.info-2: 303755 groff.info-3: 616581  Tag Table: (Indirect) Node: Top723 Node: Introduction1683 Node: Background2155 Node: What Is groff?3968 Node: groff Capabilities4894 Node: Macro Package Intro6241 Node: Preprocessor Intro6920 Node: Preprocessor Intro-Footnotes8331 Ref: Preprocessor Intro-Footnote-18413 Node: Output Device Intro8492 Node: Installation9120 Node: Conventions Used in This Manual9504 Node: Conventions Used in This Manual-Footnotes12548 Ref: Conventions Used in This Manual-Footnote-112656 Ref: Conventions Used in This Manual-Footnote-212844 Node: Credits12873 Node: Invoking groff13398 Node: Invoking groff-Footnotes14739 Ref: Invoking groff-Footnote-114813 Node: Groff Options14866 Node: Environment27526 Node: Macro Directories30791 Node: Macro Directories-Footnotes32254 Ref: Macro Directories-Footnote-132334 Node: Font Directories32407 Node: Paper Format34380 Node: Invocation Examples35840 Node: Tutorial for Macro 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Files556878 Node: Device and Font Description Files-Footnotes558261 Ref: Device and Font Description Files-Footnote-1558373 Node: DESC File Format558434 Node: Font Description File Format564511 Node: Font Description File Format-Footnotes572537 Ref: Font Description File Format-Footnote-1572639 Ref: Font Description File Format-Footnote-2572793 Ref: Font Description File Format-Footnote-3573006 Ref: Font Description File Format-Footnote-4573115 Node: Copying This Manual573202 Node: Request Index598317 Node: Escape Sequence Index616581 Node: Operator Index623925 Node: Register Index625858 Node: Macro Index640236 Node: String Index651800 Node: File Keyword Index659362 Node: Program and File Index663322 Node: Concept Index669178  End Tag Table  Local Variables: coding: iso-8859-1 End: