A/UX® System Administrator's Reference Sections 1M, 7, and 8

termio(7) termio(7)
minals, this is done by fete/getty as part of the logging in
process. Refer to streams(7) and lineyush(3) for more information
about how to do this if it is required.
SERIAL MANAGER SUPPORT
The following new ioetl calls were added to support the Serial
Manager running under NUX 2.0. Five of the calls have the form
ioetl (fildes, command, 0)
The commands using this form are as follows:
TCRESET Reset the serial line identified by filedes.
TCSETDTR Drive the DTR line high for the serial line
identified by filedes. This turns DTR on.
TCCLRDTR Drive the DTR line low for the serial line
identified by filedes. This turns DTR off.
TCSBRKM Set break mode for the serial line identified by
filedes. This starts a line break signal.
TCCBRKM Clear break mode for the serial line identified by
filedes. This terminates a line break signal.
Two of the calls have the form
ioetl (fildes, command, arg)
int *arg;
The commands using this form are as follows:
TCSETSTP Set the stop character for flow control for the
serial line identified by filedes. arg points to a
byte containing the new stop character.
TCSETSTA Set the start character for flow control for the
serial line identified by filedes. arg points to a
byte containing the new start character.
One call has the form
ioetl (fildes, command, arg)
struet serstat *arg;
where the serstat structure has the following format:
February, 1990
RevisionC
13