Terminal I/O

Terminal I/O functions deal with a general terminal interface for controlling asynchronous communications ports as shown in Table 6-4

Table 6-4 Terminal I/O Functions


Function Name	Purpose
`tcgetattr` `tcsetattr`	Get and set terminal attributes
`tcsendbreak` `tcdrain` `tcflush` `tcflow`	Perform line control functions
	`cfgetospeed` `cfgetispeed` `cfsetispeed` `cfsetospeed`	Get and set baud rate
		`tcgetpgrp` `tcsetpgrp`	Get and set terminal foreground process group ID
`tcgetsid`		Get terminal session ID