diff --git a/scripts/genie.lua b/scripts/genie.lua index d873cb5d976..0d32e1312e7 100644 --- a/scripts/genie.lua +++ b/scripts/genie.lua @@ -267,6 +267,11 @@ if _OPTIONS["osd"]=="windows" then forcedincludes { MAME_DIR .. "src/osd/windows/winprefix.h" } + configuration { "x64" } + defines { + "X64_WINDOWS_ABI", + } + configuration { } elseif _OPTIONS["osd"]=="sdl" then forcedincludes { MAME_DIR .. "src/osd/sdl/sdlprefix.h"