* ChangeLog, ChangeLog.1996, ChangeLog.1998, ChangeLog.2000,

* ChangeLog, ChangeLog.1996, ChangeLog.1998, ChangeLog.2000,
Makefile.am, NEWS, README, TODO, configure.in, lib/Makefile.am,
lib/acinstall, lib/am/Makefile.am, m4/Makefile.am, m4/as.m4,
m4/auxdir.m4, m4/ccstdc.m4, m4/cond.m4, m4/depend.m4,
m4/depout.m4, m4/dmalloc.m4, m4/error.m4, m4/gcj.m4, m4/header.m4,
m4/init.m4, m4/install-sh.m4, m4/lex.m4, m4/lispdir.m4,
m4/maintainer.m4, m4/make.m4, m4/minuso.m4, m4/missing.m4,
m4/multi.m4, m4/obstack.m4, m4/protos.m4, m4/ptrdiff.m4,
m4/python.m4, m4/regex.m4, m4/sanity.m4, m4/strip.m4,
m4/termios.m4, m4/winsz.m4: Add copyright notice.

* INSTALL, lib/INSTALL: Upgrade to latest autoconf version,
which has a copyright notice.