NC
for (i = n = 0; i < NC; i++)
if (ch < NC)
if ((nch = towlower(ch)) < NC)
if ((nch = towupper(ch)) < NC)
for (; min < NC && min <= max; min++)
for (i = 0; i < NC; i++)
if (ch < NC)
if (ch < NC)
if (!opentty(ttyn, O_RDWR | (NC ? O_NONBLOCK : 0 )))
if (NC)