saving uncommitted changes in /etc prior to emerge run

crontab

@@ -0,0 +1,16 @@
+# for vixie cron
+# $Header: /var/cvsroot/gentoo-x86/sys-process/vixie-cron/files/crontab-3.0.1-r4,v 1.3 2011/09/20 15:13:51 idl0r Exp $
+
+# Global variables
+SHELL=/bin/bash
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+MAILTO=root
+HOME=/
+
+# check scripts in cron.hourly, cron.daily, cron.weekly and cron.monthly
+#59  *  * * *	root	rm -f /var/spool/cron/lastrun/cron.hourly
+#9  3  * * *	root	rm -f /var/spool/cron/lastrun/cron.daily
+#19 4  * * 6	root	rm -f /var/spool/cron/lastrun/cron.weekly
+#29 5  1 * *	root	rm -f /var/spool/cron/lastrun/cron.monthly
+#*/10  *  * * *	root	test -x /usr/sbin/run-crons && /usr/sbin/run-crons
+@daily root /usr/sbin/logrotate /etc/logrotate.conf