Documentation / technical / api-xdiff-interface.txton commit git p4 test: use 'test_atexit' to kill p4d and the watchdog process (99e37c2)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)