Sendmail problem after upgrade to r284296

[Gregory Shapiro]

> # DHParameters (only required if DSA/DH is used)
> O DHParameters=/etc/mail/certs/dh.param
> 
> # DHParameters (only required if DSA/DH is used)
> O DHParameters=/etc/mail/certs/dh.param
> 
> Again, default values, no changes to the installed files made.

Try recreating those -- I'm not exactly sure where they came from.

/etc/rc.d/sendmail stop
mv /etc/mail/certs/dh.param{,~old}
openssl dhparam -out /etc/mail/certs/dh.param 2048
/etc/rc.d/sendmail start

> root at Shop:/etc/mail/certs # openssl version
> OpenSSL 1.0.1n-freebsd 11 Jun 2015

1.0.1o has the ABI fix.  From openssl.org:

12-Jun-2015:	   New releases to resolve ABI compatibility problems:
12-Jun-2015:	   OpenSSL 1.0.2c is now available, including bug fixes
12-Jun-2015:	   OpenSSL 1.0.1o is now available, including bug fixes

It was imported on HEAD in rev 284329.