* Makefile.am (maintainer-check): Update perllibdir. * lib/Automake/Makefile.am (Config.pm): Depend on Makefile too. (EXTRA_DIST): Add Config.in. * Makefile.in, lib/Automake/Makefile.in: Regenerate. * tests/defs.in (AUTOMAKE, ACLOCAL): Use absolute paths in $perllibdir.