* configure.in: Add havevecs, and put it in tdefaults.

	* configure.in: Add havevecs, and put it in tdefaults.
	* mpw-config.in: Likewise.
	* configure: Rebuild.
	* targmatch.sed: New file; a sed script to build targmatch.h from
	config.bfd.
	* config.bfd: Add #if, #endif, and comments for targmatch.h.
	* targets.c: Include "fnmatch.h".
	(struct targmatch): Define.
	(bfd_target_match): Define by including targmatch.h.
	(bfd_find_target): If the target is not found by name, search for
	it as a configuration triplet.
	* Makefile.in: Rebuild dependencies.
 	(BFD32_BACKENDS): Add aout-arm.o, aout-sparcle.o, hp300bsd.o,
	i386dynix.o, m68k4knetbsd.o, and riscix.o.
	(BFD32_BACKENDS_CFILES): Add aout-arm.c, aout-sparcle.c,
	hp300bsd.c, i386dynix.c, m68k4knetbsd.c, and riscix.c.
	(HFILES): Add targmatch.h.  Also, alphabetize and reindent.
	(CFILES): Remove i386dynix.c and hp300bsd.c.
	(targmatch.h): New target.
	(do_clean): Remove targmatch.h.

	* configure.in: Add BFD_NEED_DECLARATION(getenv).
	* acconfig.h: Add NEED_DECLARATION_GETENV.
	* configure, config.in: Rebuild.
	* sysdep.h: If NEED_DECLARATION_GETENV, declare getenv.
	* aout-adobe.c (aout_adobe_object_p): Don't declare getenv.