sk_X509_INFO_push
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (!sk_X509_INFO_push(ret, xi))
if (sk_X509_INFO_push(skin, info0) != 1)