* Makefile.tpl ($(NOTPARALLEL)): Move to the end. Bring uses of

* Makefile.tpl ($(NOTPARALLEL)): Move to the end.  Bring uses of
program_transform_name to standard idiom.
(AUTOGEN, AUTOCONF): Define.
(Makefile.in): Use $(AUTOGEN).
(Makefile): Depend on config.status, and use autoconf-style rule to
build it.  Move original commands to...
(config.status): ... this new target.
(configure): Add $(srcdir).  Depend on config/acx.m4.  Use
$(AUTOCONF).
* Makefile.in: Rebuilt.