int (*bend_esrequest) (void *handle, bend_esrequest_rr *rr);
int (*bend_delete)(void *handle, bend_delete_rr *rr);
int (*bend_scan)(void *handle, bend_scan_rr *rr);
int (*bend_esrequest) (void *handle, bend_esrequest_rr *rr);
int (*bend_delete)(void *handle, bend_delete_rr *rr);
int (*bend_scan)(void *handle, bend_scan_rr *rr);