[PATCH] Fix attaching to multi-threaded apps on Linux/x86

[Andrew Cagney]

> I checked in the attached.  In principle the change I made to
> config/i386/nm-linux.h should also be made to the other Linux ports,
> and really belongs in config/nm-linux.h.  Unfortunately sparc and m68k
> still haven't been converted to using the new threads code.  I cannot
> test those configurations, but I am thinking of converting them
> anyway.  Any opinions on that?

The targets are not maintained.  Just make certain a cross debugger 
still builds.  Hmm, the tweek is to an nm file so you're safe there :-) 
  Don't forget, you've now also got s390-linux to contend with :-)

Andrew