NSSItem s_ias = { (void *)buf, sizeof(buf) };
NSSItem s_ias; s_ias.data = (void *)buf; s_ias.size = sizeof(buf);
nssTrustDomain_GetCertForIssuerAndSNFromCache(  NSSTrustDomain *td,  NSSDER *issuer,  NSSDER *serial){    NSSCertificate *rvCert;    NSSItem *ias;    unsigned char buf[128];    NSSItem s_ias = { (void *)buf, sizeof(buf) };    ias = get_static_ias(&s_ias, issuer, serial);#ifdef DEBUG    debug_cache(td);#endif    PZ_Lock(td->cache->lock);    rvCert = (NSSCertificate *)nssHash_Lookup(td->cache->issuerAndSN, ias);    PZ_Unlock(td->cache->lock);    if (s_ias.size == 0) {	nss_ZFreeIf(ias);    }    return rvCert;}