int video_mode_count(void);
int video_mode_info(int n, struct video_mode *vid);
int get_color_bits(int *rbits, int *gbits, int *bbits);
int get_color_mask(unsigned int *rmask, unsigned int *gmask, unsigned int *bmask);
int video_mode_count(void);
int video_mode_info(int n, struct video_mode *vid);
int get_color_bits(int *rbits, int *gbits, int *bbits);
int get_color_mask(unsigned int *rmask, unsigned int *gmask, unsigned int *bmask);