* Copyright (c) 1988 The Regents of the University of California.
* %sccs.include.redist.c%
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)isatty.c 5.5 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
return(tcgetattr(fd
, &t
) != -1);