duff: duff 0.5.2 (duplicate finder)
duff: 
duff: Duff is a Unix command-line utility for quickly finding
duff: duplicates in a given set of files.
duff: Duff is written in C, uses gettext where available, is licensed
duff: under the zlib/libpng license and should compile
duff: on most modern Unices.
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