search for: rsync_arg0

Wayne, I've been experimenting with the {pre,post}-xfer exec options ever since the original diff showed up in patches/ - fantastic stuff. My feature request/change centers around the new RSYNC_ARG# variables. Would it be possible to make these available as an array (ie: ${RSYNC_ARG[#]}) rather than discrete variables? If nothing else, it would greatly simplify chewing through all the args