X509_STORE_get_by_subject
if (X509_STORE_get_by_subject(csc, X509_LU_X509, issuer, obj) !=
if (X509_STORE_get_by_subject(csc, X509_LU_X509, issuer, obj)
i = X509_STORE_get_by_subject(ctx, X509_LU_X509,
if (X509_STORE_get_by_subject(inctx, X509_LU_X509,