482     ssize_t written;  in writeline()  local
495             written = write (s_fd, s + cur, len - cur);  in writeline()
496         } while (written < 0 && errno == EINTR);  in writeline()
498         if (written < 0) {  in writeline()
502         cur += written;  in writeline()
508         written = write (s_fd, "\r" , 1);  in writeline()
509     } while ((written < 0 && errno == EINTR) || (written == 0));  in writeline()
511     if (written < 0) {  in writeline()
521     ssize_t written;  in writeCtrlZ()  local
534             written = write (s_fd, s + cur, len - cur);  in writeCtrlZ()
535         } while (written < 0 && errno == EINTR);  in writeCtrlZ()
537         if (written < 0) {  in writeCtrlZ()
541         cur += written;  in writeCtrlZ()
547         written = write (s_fd, "\032" , 1);  in writeCtrlZ()
548     } while ((written < 0 && errno == EINTR) || (written == 0));  in writeCtrlZ()
550     if (written < 0) {  in writeCtrlZ()