ioctl(f, TIOCHPCL, 0); /* make sure it hangs up when done */
if (setjmp(Sjbuf)) {
printf("connection timed out\r\n");
df_disconnect();
ioctl(f, TIOCHPCL, 0); /* make sure it hangs up when done */
if (setjmp(Sjbuf)) {
printf("connection timed out\r\n");
df_disconnect();