Commit Briefs
Start working through proper handling of pthreads when
debugging Linux core dumps. Pthreads for active processes is still not supported, nor are other systems.
better unwinding for 386.
command-line extraction from core files on linux and freebsd. move linux ureg into ureg386.h (used in many places).
clean up when finished.
don't set PLAN9 don't set PLAN9