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  This (the Directory node) gives a menu of major topics.
  Typing "q" exits, "?" lists all Info commands, "d" returns here,
  "h" gives a primer for first-timers,
  "mXXX<Return>" visits the XXX manual, etc.

* Menu:

Libraries
* Readline: (readline).       The GNU readline library API.
* RLuserman: (rluserman).       The GNU readline library User's Manual.
* History: (history).       The GNU history library API.

Development
* libffi: (libffi).             Portable foreign function interface library.

Programming & development tools
* GDBM: (gdbm).                  The GNU database manager.
* gdbm_dump: (gdbm) gdbm_dump.   Dump the GDBM database into a flat file.
* gdbm_load: (gdbm) gdbm_load.   Load the database from a flat file.
* gdbmtool: (gdbm) gdbmtool.     Examine and modify a GDBM database.

C++ libraries
* autosprintf: (autosprintf).   Support for printf format strings in C++.

Individual utilities
* cmp: (diffutils)Invoking cmp.                 Compare 2 files byte by byte.
* diff: (diffutils)Invoking diff.               Compare 2 files line by line.
* diff3: (diffutils)Invoking diff3.             Compare 3 files line by line.
* patch: (diffutils)Invoking patch.             Apply a patch to a file.
* sdiff: (diffutils)Invoking sdiff.             Merge 2 files side-by-side.

Text creation and manipulation
* Diffutils: (diffutils).       Comparing and merging files.

Software development
* GNU libunistring: (libunistring).     Unicode string library.

Typesetting
* Groff: (groff).               The GNU troff document formatting system.

Software libraries
* libidn2: (libidn2).	Internationalized domain names (IDNA2008/TR46) processing.

Localization
* idn2: (libidn2)Invoking idn2.	Internationalized Domain Name (IDNA2008/TR46) conversion.