https://bugs.winehq.org/show_bug.cgi?id=40918
--- Comment #4 from Adrien Fernandes adrien_fernandes2@hotmail.com --- (In reply to Sebastian Lackner from comment #2)
Created attachment 55018 [details] Include stdarg.h in server/scheduler.c
Could you test if this patch fixes the compile issues?
Thank you, it works ! :)