|One of the first G&W titles with SVG backgrounds|
make PTR=1 TARGETOS=macosx TOOLS=1 NOWERROR=1 -j5
This set of instructions does not work on my system and ends with an error:
ld: warning: ignoring file /Library/Frameworks//SDL2.framework/SDL2, file was built for x86_64 which is not the architecture being linked (i386): /Library/Frameworks//SDL2.framework/SDL2
Undefined symbols for architecture i386:
This means that it is a good idea to work with this build of SDL MAME for the Mac:
So it might be that compiling under 10.12 does not work out nicely as far as the METAL backend is concerned ?!?