gzip(1) on OpenBSD
The text d0bf39e70e3c, as OpenBSD 5.2, OpenBSD 5.1 shipped it.
compress and expand data (deflate mode)
Flags it lists
-
-1...9 -
-L -
-N -
-O -
-S -
-V -
-b -
-c -
-d -
-f -
-g -
-h -
-l -
-n -
-o -
-q -
-r -
-t -
-v