(ot) beware libressl on Freebsd

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Freebsd 10.3 I ran freebsd "pkg" ‎and didn't see any of the mail suite or openssl in the list of files to update, so I figured it was safe to run. (I've been burnt by pkg messing up dovecot or postfix, so I always use the ports).  Some program must of needed libressl and openssl got replaced, breaking my email.  Even reinstalling openssl wasn't sufficient because any program using openssl broke. SpamAssassin was having none of this, so I ended up reinstalling the whole email suite. No con file issues fortunately.  Openssl and libressl have a conflict, so I had uninstalled libressl prior to reinstalling openssl. I think ntp was the program that wanted libressl. It didn't occur to me the program even used TLS