[tlbuild] test errors on some archs

[Norbert Preining]

> Could it be a size issue (32 vs. 64 bits)?

And at the end you were right ;-)

Building proceeds on the Debian build hosts, no errors till now, but
some are still being build.

Norbert

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PREINING, Norbert                               http://www.preining.info
JAIST, Japan                                 TeX Live & Debian Developer
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