extern unsigned char *pack_cnid_data(struct cnid_dbd_rqst *);
extern int didname(DB *dbp, const DBT *pkey, const DBT *pdata, DBT *skey);
extern unsigned char *pack_cnid_data(struct cnid_dbd_rqst *);
extern int didname(DB *dbp, const DBT *pkey, const DBT *pdata, DBT *skey);