/* Write the configured settings. */
if (tcsetattr(serial->fd, TCSADRAIN, &term) < 0) {
sr_err("tcsetattr() error: %s.", strerror(errno));
/* Write the configured settings. */
if (tcsetattr(serial->fd, TCSADRAIN, &term) < 0) {
sr_err("tcsetattr() error: %s.", strerror(errno));