cdb_rewind(CDB_USERSUPP);
while(cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
memset(&usbuf, 0, sizeof(struct pre555usersupp));
cdb_rewind(CDB_USERSUPP);
while(cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
memset(&usbuf, 0, sizeof(struct pre555usersupp));