install init.d files on GNU/kFreeBSD

Review: https://reviewboard.asterisk.org/r/4118/
........

Merged revisions 426926 from http://svn.asterisk.org/svn/asterisk/branches/1.8


git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/11@426927 f38db490-d61c-443f-a65b-d21fe96a405b
Fix syntax from commit r426927


git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/11@426931 f38db490-d61c-443f-a65b-d21fe96a405b