> The equivalent of application acknowledgment would be the > *letter* saying to the person "once you read this, return > the attached form." Then you need the application has > read the message and done something about it.
Certainly. But I don't need this. I just need registered mail, that is be notified that my letter was once intact in the receivers mailbox, I don't care of the receiver can't even read or if he never checks his mail. Anyway, I've discovered the answer to my query experimentally. Thanks everybody, J -- João Távora joaotav...@gmail.com ______________________________________________________________________ OpenSSL Project http://www.openssl.org User Support Mailing List openssl-users@openssl.org Automated List Manager majord...@openssl.org