#if !defined ISO && !defined POSIX && !defined POSIX2008
type datum
element datum {void*} dptr
element datum size_t dsize

type size_t

type DBM

type mode_t

constant DBM_INSERT
constant DBM_REPLACE

function int dbm_clearerr (DBM*)
function void dbm_close (DBM*)
function int dbm_delete (DBM*, datum)
function int dbm_error (DBM*)
function datum dbm_fetch (DBM*, datum)
function datum dbm_firstkey (DBM*)
function datum dbm_nextkey (DBM*)
function {DBM*} dbm_open (const char*, int, mode_t)
function int dbm_store (DBM*, datum, datum, int)

allow dbm_*
allow DBM_*
allow *_t
#endif