void ser_setparity(struct KFileSerial *fd, int parity);
void ser_settimeouts(struct KFileSerial *fd, mtime_t rxtimeout, mtime_t txtimeout);
void ser_resync(struct KFileSerial *fd, mtime_t delay);
+int ser_getchar_nowait(struct KFileSerial *fd);
void ser_purgeRx(struct KFileSerial *fd);
void ser_purgeTx(struct KFileSerial *fd);