stty question

[Doug Gwyn]

In article <9000015 at m.cs.uiuc.edu> march at m.cs.uiuc.edu writes:
>How exactly does stty function?  Does it modify some kind of tty filter by
>sending ctrl characters?

No, it performs a terminal-handler ioctl() system call, not a write().

Where in the manual the details of these particular ioctl()s are
described varies from one version of UNIX to another; usually it's
in the "device" section of the PRM.