cg(1) on Linux
The text 184fa42b3556, as Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge), Debian 3.0 (Woody) shipped it.
Recursively grep for a pattern and store it.
Flags it lists
-
-P -
-i -
-l -
-p