Refix &Z crash-fix, which didn't actually fix the crash. :P

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@2335 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dshaligram  on October 5, 2007
MO63AQNSXTPSLZE4AQEEEZXXBDZ6HFB4PYB6GS3QHL3HX3JMCA2AC
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