\documentclass{article} \usepackage{fmtcount} \usepackage{lipsum} \newwrite\styfiles \openout\styfiles=fc-styfiles.txt \begin{document} \immediate\write\styfiles{STYFILES=\string\^^J} \makeatletter {% \def\@tempb#1{% \immediate\write\styfiles{fc-#1.def\string\^^J}% }% \fc@iterate@on@languages\@tempb } \makeatother \immediate\write\styfiles{fmtcount.sty fcnumparser.sty fcprefix.sty} \closeout\styfiles \lipsum \clearpage \end{document}