2005-06-07  David Ayers  <d.ayers@inode.at>

	* archive.c, init.c, selector.c: Include hash.h.
	* archive.c, class.c, encoding.c, gc.c, hash.c, hash_compat.c,
	init.c, misc.c, nil_method.c, objects.c, sarray.c, selector.c,
	sendmsg.c, thr-dce.c, thr-decosf1.c, thr-irix.c, thr-mach.c,
	thr-objc.c, thr-os2.c, thr-posix.c, thr-pthreads.c, thr-rtems.c,
	thr-single.c, thr-solaris.c, thr-vxworks.c, thr-win32.c, thr.c:
	Include Objective-C headers with quotes and objc/ directory
	prefix.

From-SVN: r100723