Fix building that was broken by recent monitor.h changes. Thanks Russell for...

Fix building that was broken by recent monitor.h changes.  Thanks Russell for pointing this out (and pointing out what I probably did to prevent gcc from fixing it - don't ctrl-C builds)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@74272 65c4cc65-6c06-0410-ace0-fbb531ad65f3