How can I get 'diff' to show only added and deleted lines? If diff can't do it, what tool can? Take-2

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http://serverfault.com – I have 2 sorted files produced by xxx>find /store -type f -print | sort > /tmp/invent.txt xxx>find /fbkup -type f -print | sort > /tmp/backup.txt I want from diff a file name list of files missing in /store which are still on /backup, without any < > annotations, just one output file containing exactly the same records from /tmp/backup for which there was no match on /tmp/invent.txt. xxx>diff -??? /tmp/invent.txt /tmp/invent.txt | xargs ... (HowTos)