watch(8) on FreeBSD
The text b7a986f56f53, as FreeBSD 4.7-RELEASE, FreeBSD 4.6.2-RELEASE, FreeBSD 4.6-RELEASE shipped it.
snoop on another tty line
Flags it lists
-
-W -
-c -
-f -
-i -
-n -
-o -
-t