https://bugs.winehq.org/show_bug.cgi?id=38766
--- Comment #10 from Colin Finck mail@colinfinck.de --- I took over Christoph's code and implemented the missing features. RpcBindingServerFromClient works for my use-case now.
Patch is at https://www.winehq.org/pipermail/wine-patches/2016-October/154971.html