ref: da85f84a98f023ad5abea1f52fe3ea1d1475a16b dir: /lib/c/include/stdbool.h/
#ifndef _STDBOOL_H #define _STDBOOL_H #define bool _Bool #define true ((bool) 1) #define false ((bool) 0) #define __bool_true_false_are_defined 1 #endif