ref: b40be01720168c7c9a60210a0147ea6a78a080c4 dir: /vs2019_project/ft2-clone/sdl/include/SDL2/SDL_revision.h/
#define SDL_REVISION "https://github.com/libsdl-org/SDL.git@8c9beb0c873f6ca5efbd88f1ad2648bfc793b2ac" #define SDL_REVISION_NUMBER 0