K 10
svn:author
V 6
eadler
K 8
svn:date
V 27
2013-12-10T05:01:01.892804Z
K 7
svn:log
V 215
mtest(8): use correct macro in mdoc

The An macros is used for authors while the Ar macro is used for arguments.
AFAIK mcast-addr and ifname are not authors.

PR:		docs/184649
Submitted by:	cnst++
MFC After:	3 days

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