X509_EXTENSION_create_by_NID
LCRYPTO_USED(X509_EXTENSION_create_by_NID);
X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex,
ext = X509_EXTENSION_create_by_NID(NULL, nid, crit, ext_oct);
LCRYPTO_ALIAS(X509_EXTENSION_create_by_NID);
if (!X509_EXTENSION_create_by_NID(&xe, NID_subject_alt_name, 0, aos))