if test -e $$f.q; then echo $$f.q; else echo $$f.c; fi \
done | sort | uniq > $@.tmp
if test ! -e $@ || ! cmp -s $@.tmp $@; then mv $@.tmp $@; fi
if test -e $$f.q; then echo $$f.q; else echo $$f.c; fi \
done | sort | uniq > $@.tmp
if test ! -e $@ || ! cmp -s $@.tmp $@; then mv $@.tmp $@; fi