taglinefilesource code
c_iflag1774drivers/char/tty_io.ctp->c_iflag = ICRNL | IXON;
c_iflag1780drivers/char/tty_io.ctp->c_iflag = ICRNL | IXON;
c_iflag149drivers/char/tty_ioctl.cNOSET_MASK(termios->c_iflag, old->c_iflag, locked->c_iflag);
c_iflag202drivers/char/tty_ioctl.cint old_flow = ((old_termios.c_iflag & IXON) &&
c_iflag244drivers/char/tty_ioctl.ctmp_termio.c_iflag = tty->termios->c_iflag;
c_iflag266drivers/char/tty_ioctl.cSET_LOW_BITS(tmp_termios.c_iflag, tmp_termio.c_iflag);
c_iflag71include/linux/termios.hunsigned short c_iflag;    /* input mode flags */
c_iflag81include/linux/termios.htcflag_t c_iflag;    /* input mode flags */
c_iflag166include/linux/tty.h#define _I_FLAG(tty,f)  ((tty)->termios->c_iflag & (f))