if (!isatty (fileno (stdout)))
setmode (fileno (stdout), O_BINARY);
if (!isatty (fileno (stdin)))
setmode (fileno (stdin), O_BINARY);
if (!isatty (fileno (stdout)))
setmode (fileno (stdout), O_BINARY);
if (!isatty (fileno (stdin)))
setmode (fileno (stdin), O_BINARY);