L_ICANON
if (L_ICANON(tty)) {
if (L_ICANON(tty) && !L_ECHO(tty))
if (!L_ICANON(tty) || !read_cnt(ldata)) {
ldata->icanon = (L_ICANON(tty) != 0);
I_ICRNL(tty) || I_INLCR(tty) || L_ICANON(tty) ||
if (L_ICANON(tty)) {
if (L_ICANON(tty) && !L_EXTPROC(tty))
bool icanon = L_ICANON(tty);
if (!L_ICANON(tty)) {