aggregate(1) on Linux
The text 2444654f146b, as Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
optimise a list of route prefixes to help make nice short filters
Flags it lists
-
-m -
-o -
-p -
-q -
-t -
-v