void scan_rgblight_fadeout(void);
void keyboard_post_init_rgb(void);
void matrix_scan_rgb(void);
-uint32_t layer_state_set_rgb(uint32_t state);
-uint32_t default_layer_state_set_rgb(uint32_t state);
+layer_state_t layer_state_set_rgb(layer_state_t state);
+layer_state_t default_layer_state_set_rgb(layer_state_t state);
void rgblight_sethsv_default_helper(uint8_t index);
void rgb_matrix_set_color_all( uint8_t red, uint8_t green, uint8_t blue );