repodata_lookup_num
if (repodata_lookup_num(pool->pos.repo->repodata + pool->pos.repodataid, SOLVID_POS, keyname, &value))
if (repodata_lookup_num(data, entry, keyname, &value))
int repodata_lookup_num(Repodata *data, Id solvid, Id keyname, unsigned long long *value);