Index: gdb/ppc64-obsd-tdep.h
--- gdb/ppc64-obsd-tdep.h.orig
+++ gdb/ppc64-obsd-tdep.h
@@ -0,0 +1,54 @@
+/* Target-dependent code for OpenBSD/powerpc64.
+
+   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+#ifndef PPC64OBSD_TDEP_H
+#define PPC64OBSD_TDEP_H
+
+struct regset;
+struct regcache;
+
+/* Register offsets for OpenBSD/powerpc64.  */
+extern struct ppc_reg_offsets ppc64obsd_reg_offsets;
+extern struct ppc_reg_offsets ppc64obsd_fpreg_offsets;
+
+/* Register sets for OpenBSD/powerpc64.  */
+extern struct regset ppc64obsd_gregset;
+extern struct regset ppc64obsd_fpregset;
+
+
+/* Supply register REGNUM in the general-purpose register set REGSET
+   from the buffer specified by GREGS and LEN to register cache
+   REGCACHE.  If REGNUM is -1, do this for all registers in REGSET.  */
+
+extern void ppc64obsd_supply_gregset (const struct regset *regset,
+				      struct regcache *regcache, int regnum,
+				      const void *gregs, size_t len);
+
+/* Collect register REGNUM in the general-purpose register set
+   REGSET. from register cache REGCACHE into the buffer specified by
+   GREGS and LEN.  If REGNUM is -1, do this for all registers in
+   REGSET.  */
+
+extern void ppc64obsd_collect_gregset (const struct regset *regset,
+				       const struct regcache *regcache,
+				       int regnum, void *gregs, size_t len);
+
+#endif /* ppc64obsd-tdep.h */