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Date: Sat, 10 Nov 2007 16:38:56 +0100
From: Lothar Braun <freebsd-stable@lobraun.de>
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To: Stephen Montgomery-Smith <stephen@math.missouri.edu>
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Cc: freebsd-stable@freebsd.org
Subject: Re: Trouble running Mathematica
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Stephen Montgomery-Smith wrote:
> When I run Mathematica 5.2 on FreeBSD RELENG_7 I get the following message:
> 
> /usr/local/mma52/SystemFiles/Kernel/Binaries/Linux/MathKernel: error
> while loading shared libraries: /usr/lib/librt.so.1: ELF file OS ABI
> invalid

I got a similar message, when i tried to run skype_devel. The solution
was to run

sysctl compat.linux.osrelease=2.4.20

and put "compat.linux.osrelease=2.4.20" into my /etc/sysctl.conf. This
may help you, too.

Regards,
  Lothar