[submodule "SDL"] path = SDL url = https://github.com/libsdl-org/SDL [submodule "SDL_ttf"] path = SDL_ttf url = https://github.com/libsdl-org/SDL_ttf [submodule "SDL_mixer"] path = SDL_mixer url = https://github.com/libsdl-org/SDL_mixer [submodule "SDL_image"] path = SDL_image url = https://github.com/libsdl-org/SDL_image