Note that this file is already in sync with wine-8.20 NOWINMESSAGES, NOWINSTYLES, NOCLIPBOARD, NOMENUS, NOSYSCOMMANDS, OEMRESOURCE and NOICONS #ifndef guards should not be present in the .rh file, contrary to the .h file. However, #ifndef NONCMESSAGES guard should be present. Finally, remove the useless SC_SIZE redefinition ("At least HP-UX defines it in /usr/include/sys/signal.h" -- like, what the hell, we are developing ReactOS...)