fi
# Try sorting and uniquifying the output.
- if grep -v "^: " < "$nlist" | sort +2 | uniq > "$nlist"S; then
+ if grep -v "^: " < "$nlist" |
+ if sort -k 3 </dev/null >/dev/null 2>&1; then
+ sort -k 3
+ else
+ sort +2
+ fi |
+ uniq > "$nlist"S; then
:
else
grep -v "^: " < "$nlist" > "$nlist"S