Documentation / technical / api-xdiff-interface.txton commit git-compat-util: st_add4: work around gcc 4.2.x compiler crash (d616fbf)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)