ref: d310da13ba8d31c84978f96f542b9929a4e54ed8
dir: /sys/include/ape/stdbool.h/
#ifndef __STDBOOL_H__ #define __STDBOOL_H__ /* Strictly speaking, this should be a built-in type. */ typedef char _Bool; #define bool _Bool #define true 1 #define false 0 #define __bool_true_false_are_defined 1 #endif