19.2.1 Control settings

Control settings:

`parenb'

Generate parity bit in output and expect parity bit in input. May be negated.

`parodd'

Set odd parity (even if negated). May be negated.

`cs5'

`cs6'

`cs7'

`cs8'

Set character size to 5, 6, 7, or 8 bits.

`hup'

`hupcl'

Send a hangup signal when the last process closes the tty. May be negated.

`cstopb'

Use two stop bits per character (one if negated). May be negated.

`cread'

Allow input to be received. May be negated.

`clocal'

Disable modem control signals. May be negated.

`crtscts'

Enable RTS/CTS flow control. Non-POSIX. May be negated.