SR_API int sr_session_save(const char *filename);
SR_API int sr_session_source_add(int fd, int events, int timeout,
sr_receive_data_callback callback, void *user_data);
SR_API int sr_session_save(const char *filename);
SR_API int sr_session_source_add(int fd, int events, int timeout,
sr_receive_data_callback callback, void *user_data);