grep(1) on OpenBSD
The text ae3a09763d8d, as OpenBSD 6.5, OpenBSD 6.4, OpenBSD 6.3 shipped it.
file pattern searcher
Flags it lists
-
--binary-files -
--context -
--line-buffered -
--max-count -
-A -
-B -
-C -
-E -
-F -
-G -
-H -
-I -
-L -
-R -
-U -
-V -
-Z -
-a -
-b -
-c -
-e -
-f -
-h -
-i -
-l -
-m -
-n -
-o -
-q -
-s -
-v -
-w -
-x