int longLatFromMember(robj *zobj, robj *member, double *xy) {
    double score = 0;

    if (zsetScore(zobj, member->ptr, &score) == C_ERR) return C_ERR;
    if (!decodeGeohash(score, xy)) return C_ERR;
    return C_OK;
}
int longLatFromMember(robj *zobj, robj *member, double *xy) {
    double score = 0;

    if (zsetScore(zobj, member->ptr, &score) == C_ERR) return C_ERR;
    if (!decodeGeohash(score, xy)) return C_ERR;
    return C_OK;
}