K 10
svn:author
V 4
miwi
K 8
svn:date
V 27
2016-01-04T07:10:15.011837Z
K 7
svn:log
V 389
- Make IPV6 optional

On system without any IPv6 addresses emailrelay fails to start with messages:
# service emailrelay start
emailrelay: error: cannot bind the listening port: :::25
emailrelay: exception: cannot bind the listening port: :::25
/usr/local/etc/rc.d/emailrelay: WARNING: failed to start emailrelay

PR:		204126
Submitted by:	Dmitry Afanasiev
Approved by:	maintainer timeout

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