Documentation / technical / api-xdiff-interface.txton commit git-merge-octopus: use (merge-base A (merge B C D E...)) for stepwise merge (c5dc9a2)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)