getdata
getdata(dbp, &key, &keydata);
void getdata(DB *, DBT *, DBT *);
static int getdata(int offset);
if (getdata(0) != random1 || getdata(4) != random2)
setkey.dk_keyval.kv_len = getdata(argv[2],
(void) getdata(argv[3], setkey.dk_mac,