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NAME="POSIX-DEVICE-AND-CLASS-SPECIFIC-FUNCTIONS">Device and Class Specific Functions &#0091;POSIX Section 7&#0093;</H1
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NAME="AEN13079">Functions Implemented</H2
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>speed&#0095;t cfgetospeed( const struct termios &#0042;termios&#0095;p ); 
int cfsetospeed( struct termios &#0042;termios&#0095;p, speed&#0095;t speed ); 
speed&#0095;t cfgetispeed( const struct termios &#0042;termios&#0095;p ); 
int cfsetispeed( struct termios &#0042;termios&#0095;p, speed&#0095;t speed ); 
int tcgetattr( int fd, struct termios &#0042;termios&#0095;p ); 
int tcsetattr( int fd, int optional&#0095;actions,
	       const struct termios &#0042;termios&#0095;p ); 
int tcsendbreak( int fd, int duration ); 
int tcdrain( int fd );
int tcflush( int fd, int queue&#0095;selector ); 
int tcsendbreak( int fd, int action );</PRE
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>pid&#0095;t tcgetpgrp( int fd ); 
int tcsetpgrp( int fd, pid&#0095;t pgrp );</PRE
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>	    Only the functionality relevant to basic serial device
	    control is implemented. Only very limited support for
	    canonical input is provided, and then only via the
	    &#8220;tty&#8221; devices, not the &#8220;serial&#8221;
	    devices. None of the functionality relevant to job
	    control, controlling terminals and sessions is
	    implemented.
	    </P
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> &#0061; 0 and
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>TIME</I
></SPAN
> &#0061; 0 functionality is
	    provided.
	    </P
></LI
><LI
><P
>	    Hardware flow control is supported if the underlying
	    device driver and serial port support it.
	    </P
></LI
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><P
>	    Support for break, framing and parity errors depends on
	    the functionality of the hardware and device driver.
	    </P
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