tac(1) on Linux
The text 638604519e49, as Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo), Debian 1.2 (Rex) shipped it.
concatenate and print files in reverse
Flags it lists
-
--before -
--help -
--regex -
--separator -
--version -
-b -
-r -
-s