* Makefile.in (FIND_DELETE): New, set by configure. (extraclean_dirs): Remove. (extraclean): Make it just a small variation on maintainer-clean. * admin/charsets/Makefile.in (extraclean): * admin/grammars/Makefile.in (extraclean): * admin/unidata/Makefile.in (extraclean): * leim/Makefile.in (extraclean): * lib-src/Makefile.in (extraclean): * lisp/Makefile.in (extraclean): * lwlib/Makefile.in (extraclean): * nt/Makefile.in (extraclean): * src/Makefile.in (extraclean): Remove target. * lib/Makefile.in (extraclean): Merge into maintainer-clean.