int mw_status_change_event(mwdevice_t *mwdevice, unsigned char option, unsigned char *statrsp, int len);
void mw_set_status_change_event_cb(mwdevice_t *mwdevice, void (*mw_status_change_event_cb) (mwdevice_t *mwdevice, unsigned char *scrmode, unsigned char *status, void *user_data), void *user_data);
int mw_status_change_event(mwdevice_t *mwdevice, unsigned char option, unsigned char *statrsp, int len);
void mw_set_status_change_event_cb(mwdevice_t *mwdevice, void (*mw_status_change_event_cb) (mwdevice_t *mwdevice, unsigned char *scrmode, unsigned char *status, void *user_data), void *user_data);