dst_to_xy        750 src/video/dga/SDL_dgavideo.c     dst_to_xy(this, dst, &x, &y);
dst_to_xy        779 src/video/dga/SDL_dgavideo.c     dst_to_xy(this, src, &srcx, &srcy);
dst_to_xy        782 src/video/dga/SDL_dgavideo.c     dst_to_xy(this, dst, &dstx, &dsty);