\begin{chusage} \>\chcommand{usepackage[markup=\meta{markup}]\{changes\}}\\ \usageexample \>\chcommand{usepackage[markup=default]\{changes\}} \Corresponds\ \chcommand{usepackage\{changes\}}\\ \>\chcommand{usepackage[markup=underlined]\{changes\}}\\ \>\chcommand{usepackage[markup=bfit]\{changes\}}\\ \>\chcommand{usepackage[markup=nocolor]\{changes\}} \end{chusage}