* configure.in (powerpc-*-macos*): New target configuration.

	* configure.in (powerpc-*-macos*): New target configuration.
	* configure: Update.
	* config/powerpc/macos.mh, config/powerpc/macos.mt,
 	config/powerpc/nm-macos.h, config/powerpc/tm-macos.h, mac-nat.c:
 	New files, native PowerMac debugging support.
	* Makefile.in (mac-nat.o): Add build rule.
	* mpw-config.in (enable_cflags): Add support.
	(m68k-apple-macos, powerpc-apple-macos): Fix natdepfiles to
	list object file instead of source file.
	* mpw-make.sed (@ENABLE_CFLAGS@): Don't edit out, replace with
	value of variable.
	(install, install-only): Edit MPW-specific installation into
	place of Unix shell code.
	* mac-gdb.r: Fix version resources to use symbolic version strings.
	(cfrg): New resource, code fragment for PowerMac.