[binutils-gdb] Enable rthreads support on OpenBSD/hppa

[sergiodj+buildbot@redhat.com]

*** TEST RESULTS FOR COMMIT 2dcb2b1a4555c61d33dc9db264d824132b532f25 ***

Author: Mark Kettenis <kettenis@gnu.org>
Branch: master
Commit: 2dcb2b1a4555c61d33dc9db264d824132b532f25

Enable rthreads support on OpenBSD/hppa
gdb/
2015-03-05  Mark Kettenis  <kettenis@gnu.org>

        * hppabsd-nat.c: Remove file.
        * hppaobsd-nat.c: New file.
        * Makefile.in (ALLDEPFILES): Remove hppabsd-nat.c.  Add
        hppaobsd-nat.c.
        * config/pa/obsd.mh (NATDEPFILES): Replace hppabsd-nat.o with
        hppaobsd-nat.o.