[hacknews] grep family acquires -o option

henry@utzoo.UUCP (Henry Spencer) (10/23/84)

Grep(1) and its brethren have acquired a -o option, which causes them to
match only the first line (in each file) that they would otherwise have
matched.
-- 
				Henry Spencer @ U of Toronto Zoology
				{allegra,ihnp4,linus,decvax}!utzoo!henry