ref: a06125b256611ed9a97f7b1664beff5a6d27c52f 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