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@@ -43,6 +43,20 @@ makefile variable holds the location of the root of your TeX tree if, for
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example, you plan to install a TeX package later on.</para></listitem>
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</itemizedlist>
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+<para>The Info documentation system uses a plain text file to hold its list of
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+menu entries. The file is located at <filename>/usr/share/info/dir</filename>.
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+Unfortunately, due to occasional problems in the Makefiles of various packages,
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+it can sometimes get out of step with the Info manuals actually installed on the
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+system. If ever you need to recreate the
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+<filename>/usr/share/info/dir</filename> file, the following optional commands
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+will accomplish the task:</para>
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+
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+<screen><userinput>cd /usr/share/info
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+rm dir
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+for f in *
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+do install-info $f dir 2>/dev/null
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+done</userinput></screen>
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+
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</sect2>
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</sect1>
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