renamed the register fields in the thread state structures. Support compiling
with either the old or new names, keying off the UNIX03 define (which is what
the 10.5 headers do).
Refs trac:450
This commit was SVN r12285.
The following Trac tickets were found above:
Ticket 450 --> https://svn.open-mpi.org/trac/ompi/ticket/450
* Make sure to AC_SUBST the backtrace CFLAGS so that the right flags
are passed to the component (especially -m64)
* Properly open / close the component. This isn't strictly necessary
to fix the bug, but was an oversight that should be fixed.
This commit was SVN r11806.
The following Trac tickets were found above:
Ticket 405 --> https://svn.open-mpi.org/trac/ompi/ticket/405
