# ENABLE SMTP AUTHENTICATION
# --------------------------

# First, make sure the following ports are installed:
security/cyrus-sasl2
security/cyrus-sasl2-saslauthd

# Add this line to /usr/local/lib/sasl2/Sendmail.conf:
pwcheck_method: saslauthd

# Enable saslauthd in /etc/rc.conf:
saslauthd_enable="YES"

# Add the following lines to /etc/make.conf:
SENDMAIL_CFLAGS+=-I/usr/local/include/sasl -DSASL
SENDMAIL_LDFLAGS+=-L/usr/local/lib
SENDMAIL_LDADD+=-lsasl2

# ENABLE EXTRA FEATURES IN SENDMAIL
# ---------------------------------

# For EC-ciphers support, modify /etc/make.conf to include:
SENDMAIL_CFLAGS+=-D_FFR_TLS_EC

# To enable FEATURE(`tls_session_features'), modify /etc/make.conf to include:
SENDMAIL_CFLAGS+=-D_FFR_TLS_SE_OPTS

# RECOMPILE SENDMAIL (requires base sources in /usr/src)
# ------------------------------------------------------

cd /usr/src/lib/libsmutil
sudo make cleandir && sudo make obj && sudo make
cd /usr/src/lib/libsm
sudo make cleandir && sudo make obj && sudo make
cd /usr/src/usr.sbin/sendmail
sudo make cleandir && sudo make obj && sudo make && sudo make install

# Restart Sendmail
sudo service sendmail restart

# Verify Sendmails features:
sendmail -d0.13 < /dev/null