Documentation / technical / api-xdiff-interface.txton commit git-fast-import(1): combine documentation of --[no-]relative-marks (c8a9f3d)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)