* config/{*.mt, *.mh}: All target and host makefile fragment

config files moved to an appropriate config/<cpu> subdirectory.
	* nm-*, xm-*, tm-*:  All native, host, and target files, which
	get linked to nm.h, xm.h, and tm.h respectively by configure,
	moved to appropriate config/<cpu> subdirectory.

gdb/config/i386/nm-i386mach.h

@@ -0,0 +1,25 @@
+/* Native definitions for Mach on an Intel 386
+   Copyright (C) 1986, 1987, 1989, 1991, 1992 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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Do implement the attach and detach commands.  */
+/* #define ATTACH_DETACH	1 */
+
+/* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
+#define FETCH_INFERIOR_REGISTERS
+