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share/man/man4/termios.4
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.It Dv CRTSCTS | .It Dv CRTSCTS | ||||
/* same as | /* same as | ||||
.Dv CCTS_OFLOW | .Dv CCTS_OFLOW | ||||
*/ | */ | ||||
.It Dv CRTS_IFLOW | .It Dv CRTS_IFLOW | ||||
/* RTS flow control of input */ | /* RTS flow control of input */ | ||||
.It Dv MDMBUF | .It Dv MDMBUF | ||||
/* flow control output via Carrier */ | /* flow control output via Carrier */ | ||||
.It Dv CNO_RTSDTR | |||||
/* Do not assert RTS or DTR automatically */ | |||||
.El | .El | ||||
.Pp | .Pp | ||||
The | The | ||||
.Dv CSIZE | .Dv CSIZE | ||||
bits specify the byte size in bits for both transmission and | bits specify the byte size in bits for both transmission and | ||||
reception. | reception. | ||||
The | The | ||||
.Fa c_cflag | .Fa c_cflag | ||||
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.Dv CCTS_OFLOW | .Dv CCTS_OFLOW | ||||
.Pf ( Dv CRTSCTS ) | .Pf ( Dv CRTSCTS ) | ||||
flag is currently unused. | flag is currently unused. | ||||
.Pp | .Pp | ||||
If | If | ||||
.Dv MDMBUF | .Dv MDMBUF | ||||
is set then output flow control is controlled by the state | is set then output flow control is controlled by the state | ||||
of Carrier Detect. | of Carrier Detect. | ||||
.Pp | |||||
If | |||||
.Dv CNO_RTSDTR | |||||
is set then the RTS and DTR lines will not be asserted when the device | |||||
is opened. | |||||
ian: Manpage style requires a new sentence to begin on its own line. | |||||
As a result, this flag is only useful on initial-state devices. | |||||
.Pp | .Pp | ||||
If the object for which the control modes are set is not an asynchronous | If the object for which the control modes are set is not an asynchronous | ||||
serial connection, some of the modes may be ignored; for example, if an | serial connection, some of the modes may be ignored; for example, if an | ||||
attempt is made to set the baud rate on a network connection to a | attempt is made to set the baud rate on a network connection to a | ||||
terminal on another host, the baud rate may or may not be set on the | terminal on another host, the baud rate may or may not be set on the | ||||
connection between that terminal and the machine it is directly connected | connection between that terminal and the machine it is directly connected | ||||
to. | to. | ||||
.Ss Local Modes | .Ss Local Modes | ||||
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