SDL_GetGammaRamp 136 src/video/SDL_gamma.c            succeeded = SDL_GetGammaRamp(ramp[0], ramp[1], ramp[2]);
SDL_GetGammaRamp 168 src/video/SDL_gamma.c            SDL_GetGammaRamp(0, 0, 0);
SDL_GetGammaRamp 499 src/video/dga/SDL_dgavideo.c                     SDL_GetGammaRamp(0, 0, 0);
SDL_GetGammaRamp 746 src/video/x11/SDL_x11video.c         SDL_GetGammaRamp(0, 0, 0);