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- /* $Id$ */
- isatty(f)
- {
- char buf[128];
- /* not a sgttyb struct; it might not be large enough;
- I know for a fact that it is'nt large enough on PC/IX,
- where gtty is an ioctl(..., TCGETA, ...)
- */
- if (gtty(f, buf) < 0) return 0;
- return 1;
- }
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