https://bugs.winehq.org/show_bug.cgi?id=21232
--- Comment #55 from Fabian Maurer dark.shadow4@web.de --- As of now, the winebuild-Fake_Dlls patchset is missing and it seems upstreamed. What is the current state of this?
All I can say, is that chromium/CEF still have sandbox issues, not 100% sure if it's the syscalls though...