- element=`(gnulib-tool --extract-filelist $1 | sed -e "$sed_remove_trailing_empty_line" | sed -n -e "$sed_choose_m4_files" | sed -e '/^onceonly/d' | sed -e 's,^\(.*\)$,<A HREF="m4/\1">\1</A>,'; gnulib-tool --extract-autoconf-snippet $1 | sed -e "$sed_remove_trailing_empty_line") | sed -e 's/$/<BR>/' | tr -d "$trnl" | sed -e 's/<BR>$//'`
+ element=`(gnulib-tool --extract-filelist $1 \
+ | sed -e "$sed_remove_trailing_empty_line" \
+ | sed -n -e "$sed_choose_m4_files" \
+ | sed -e '/^onceonly/d' \
+ | sed -e 's,^\(.*\)$,<A HREF="m4/\1">\1</A>,'; \
+ gnulib-tool --extract-autoconf-snippet $1 \
+ | sed -e "$sed_remove_trailing_empty_line") \
+ | sed -e 's/$/<BR>/' | tr -d "$trnl" | sed -e 's/<BR>$//'`