+;;; SDL constants as functions
+(defcfun "int gacela_SDL_INIT_TIMER (void)" 0 "return SDL_INIT_TIMER;")
+(defcfun "int gacela_SDL_INIT_AUDIO (void)" 0 "return SDL_INIT_AUDIO;")
+(defcfun "int gacela_SDL_INIT_VIDEO (void)" 0 "return SDL_INIT_VIDEO;")
+(defcfun "int gacela_SDL_INIT_CDROM (void)" 0 "return SDL_INIT_CDROM;")
+(defcfun "int gacela_SDL_INIT_JOYSTICK (void)" 0 "return SDL_INIT_JOYSTICK;")
+(defcfun "int gacela_SDL_INIT_NOPARACHUTE (void)" 0 "return SDL_INIT_NOPARACHUTE;")
+(defcfun "int gacela_SDL_INIT_EVENTTHREAD (void)" 0 "return SDL_INIT_EVENTTHREAD;")
+(defcfun "int gacela_SDL_INIT_EVERYTHING (void)" 0 "return SDL_INIT_EVERYTHING;")