+ SSL_FLAG_VFY_SRV("Once", SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE),
+ SSL_FLAG_VFY_SRV("RequestPostHandshake",
+ SSL_VERIFY_PEER | SSL_VERIFY_POST_HANDSHAKE),
+ SSL_FLAG_VFY_SRV("RequirePostHandshake",
+ SSL_VERIFY_PEER | SSL_VERIFY_POST_HANDSHAKE |
+ SSL_VERIFY_FAIL_IF_NO_PEER_CERT),