%%
%% The LaTeX Companion, 3ed
%%
%% Example 3-6-8 on page I-244 in "fixme --- A slightly different approach to todos".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See
https://www.latex-project.org/lppl.txt for details.
%%
\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{207.0pt}
\usepackage{microtype} % improve h&j in example
\sloppy
\setlength\marginparwidth{55pt}
\addtolength\textwidth{-\marginparwidth} % make room on the page
\addtolength\textwidth{-\marginparsep} % in the book example
%StartShownPreambleCommands
\usepackage[draft]{fixme}
%StopShownPreambleCommands
\begin{document}
If normal notes
\begin{anfxnote}{Summary}
A really long comment possibly involving
\verb=\verb=, etc.\ \ldots{} that
automatically becomes an inline note
\end{anfxnote}
are not enough then try
\fxfatal*{Change this}{environments}.
\end{document}