plan9-grep(1) on Linux
The text b60602e3317b, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it. The page shows this text now.
search a file for a pattern
Flags it lists
-
-L -
-b -
-c -
-e -
-f -
-h -
-i -
-l -
-n -
-s -
-v