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Date: Tue, 27 Oct 2009 23:04:18 -0400
From: Pierre-Luc Drouin <pldrouin@pldrouin.net>
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Subject: How to display back trace automatically after seg fault?
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Hi,

How can I make FreeBSD to display automatically the backtrace of an 
executable after a segmentation fault (the same way Linux does it)? I 
prefer this option by default rather than a core dump.

Thanks!