if [ "$1" = "configure" ]; then
if [ -d /usr/share/info/lilypond ] && [ ! -L /usr/share/info/lilypond ] \
- && rmdir /usr/share/lilypond; then
+ && rmdir --ignore-fail-on-non-empty /usr/share/lilypond; then
(cd /usr/share/info; ln -s ../doc/lilypond/html/Documentation/user/ lilypond;)
fi;
fi;