Add template variables that were in debian master.cf but not redhat.

# service type  private unpriv  chroot  wakeup  maxproc command + args

#               (yes)   (yes)   (yes)   (never) (100)

# ==========================================================================

<% if @smtp_listen == 'all' -%>

<% if @master_smtp -%>

<%= @master_smtp %>

<% elsif @smtp_listen == 'all' -%>

smtp      inet  n       -       n       -       -       smtpd

<% else -%>

<%= @smtp_listen %>:smtp      inet  n       -       n       -       -       smtpd

<% end -%>

<% if @master_submission -%>

<%= @master_submission %>

<% end -%>

<% if @master_smtps -%>

<%= @master_smtps %>

<% end -%>

#smtp      inet  n       -       n       -       -       smtpd

#submission inet n       -       n       -       -       smtpd

#  -o smtpd_enforce_tls=yes