source: CIVL/mods/dev.civl.com/examples/languageFeatures/intToBool.cvl@ cb4d4f4

#include<civlc.cvh>
#include<stdio.h>

void main(){
  int a = 9;
  _Bool b = $true;
  
  if(b)
    printf("b is true\n"); 
  else
    printf("b is false\n"); 
}