Documentation / technical / api-xdiff-interface.txton commit t/check-non-portable-shell: detect "FOO=bar shell_func" (a0a6301)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)