ok, so, I want to rebuild my mame 2003 romset to the 0.134u4 romset to use it with sdlmame app. So, I downloaded clrmamepro, this is what it looks like
where do I put the 0.134u4.dat file and what source xml does it need? The xml file of my Mame 2003 romset that I want to turn into 0.134u4?