-SHELL=/bin/bash
-
-# m h dom mon dow command
-
-USER=fred
-
-#[crontab meta backup]
-# meta-operation to back up the crontab using cron itself.
-28 */8 * * * crontab -l >$HOME/$USER.crontab
+#[emit crontab]
+# meta-operation to backup the crontab file using cron itself.
+28 */8 * * * crontab -l >$HOME/$(hostname).$CRONUSER.crontab