unset LC_CTYPE LC_COLLATE LANG LANGUAGE
LC_ALL=C
export LC_ALL

e=
for i in 0 1 2 3; do
	for j in 0 1 2 3 4 5 6 7; do
		for k in 0 1 2 3 4 5 6 7; do
			case $i$j$k in
			000) continue ;;
			esac
			e="$e\\$i$j$k"
		done
	done
done
ee=`printf "$e"`
[ "${#ee}" = 255 ] || echo length bad

# Start a new shell so the locale change is picked up.
[ "$(${SH} -c "printf %s \$'$e'")" = "$ee" ]