Format specifier in scanf for bool datatype in C

Question

I am using bool datatype in C std99 whose definitions are defined in . Now I want the user to give me input. What format specifier I must use i

Answer 1

There is none.

Use a temp object as the size of _Bool is implementation dependent.

#include 
#include 

bool b;
int temp;

scanf("%d", &temp);
b = temp;