DB_NUM
assert(DB_NUM(hdp, DB_LINK) >= 1);
eidx = DB_NUM(hdp, DB_LINK);
assert(DB_NUM(hdp, seg) >= 1);
sz = DB_NUM(hdp, seg) * elem_sizes[seg];
hash_sz = DB_NUM(hdp, DB_LINK) / AVG_CHAIN_SIZE;
DB_NUM(hdp, i));
if (DB_NUM(hdp, i) < 1) {
cp = get_string(hdp, DB_NUM(hdp, DB_STR) - 1);
DB_NUM(hdp, i) = count[i];