Fix / workaround aliasing warnings

[Toon Moene]

Michael Matz wrote:

> I'll check in the below patch.

Looks good !  Thanks !

[ Sorry for being late - have a hard time keeping up with e-mail
   these days ]

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Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
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