OpenSSL.writeString (bio, s))
| MsgReUsers => OpenSSL.writeInt (bio, 41)
| MsgVmailChanged => OpenSSL.writeInt (bio, 42)
+ | MsgFirewallRegen => OpenSSL.writeInt (bio, 43)
fun checkIt v =
case v of
| 40 => Option.map MsgDescription (OpenSSL.readString bio)
| 41 => SOME MsgReUsers
| 42 => SOME MsgVmailChanged
+ | 43 => SOME MsgFirewallRegen
| _ => NONE)
end