[2029941] Fix g++ 4.3 build issue (Sigurd).

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@6702 c06c8d41-db1a-0410-9941-cceddc491573

Created by  dshaligram  on July 28, 2008
35BSTPL7XDKCT3EVYH6MOCJFBYC57IPI5XFRFOEZ44RFLLU2QEWAC
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