socket(1) on Linux
The text 73b28c4e190d, as Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
create tcp socket and connect to stdin/out
Flags it lists
-
-b -
-c -
-f -
-l -
-p -
-q -
-s -
-v -
-version