*/
extern uint32_t default_layer_state;
void default_layer_debug(void);
-uint32_t default_layer_set(uint32_t state);
+void default_layer_set(uint32_t state);
__attribute__((weak))
-void default_layer_state_set_kb(uint32_t state);
+uint32_t default_layer_state_set_kb(uint32_t state);
#ifndef NO_ACTION_LAYER
/* bitwise operation */