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diff --git a/README-cvs-timestamps b/README-cvs-timestamps
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+#!/bin/sh
+#
+# *** W A R N I N G ***
+#
+# Use this script at your peril.
+# It is useful if you lack the proper versions of the maintainer-required
+# programs (e.g., autoconf, automake, aclocal, gettext, bison, info) and
+# are sure the checked-in files generated by those programs like all
+# up-to-date enough so that everything will work.
+#
+# Instead of using this script, consider installing private versions
+# of the required packages.
+
+# FIXME make sure we have GNU touch, find, and xargs
+
+t1='-6 min'
+t2='-5 min'
+t3='-4 min'
+t4='-3 min'
+
+bison_gen=`find . -type f -name '*.y'|sed 's/\.y$/\.c/'`
+
+find . -type f -print0                 |xargs -0 touch -d "$t1"
+test -d m4 \
+  && find m4 -name '*.m4' -print0      |xargs -r0 touch -d "$t2"
+find . -type f -name '*.po' -print0    |xargs -r0 touch -d "$t2"
+find . -type f -name '*.info' -print0  |xargs -r0 touch -d "$t2"
+touch -d "$t3" aclocal.m4 configure config.hin $bison_src
+find . -name Makefile.in -print0       |xargs -0 touch -d "$t4"