* configure.in: Set stage1_cflags for powerpc-*-darwin*.
	* configure: Regenerate.

	* config/interix.h: Set DO_GLOBAL_CTORS_BODY and
	DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
	* config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
	alpha/xm-vms.h.
	* config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
	LIMITS_H_TEST here, not in m68k/x-next.
	* config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
	SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.

	* config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
	LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
	* config/alpha/x-vms: Don't set USE_COLLECT2.  Add comments.

	* config/i386/x-djgpp: Renamed i386/t-djgpp.
	* config/m88k/x-dolph: Renamed m88k/t-dolph.
	* config/m88k/x-texXD88: Renamed m88k/t-texXD88.
	* config/pa/x-pa-mpeix: Renamed pa/t-mpeix.  Update for
	replacement of quadlib.asm with quadlib.c.

	* config/x-interix3, config/xm-interix.h, config/i386/x-beos,
	config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
	config/rs6000/xm-beos.h: Delete file.

	* config.gcc: Update to match above changes.

From-SVN: r48757