* 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.
