#include <sys/types. h>
#include <stdio. h>
#include <unistd. h>
int value = 5;
int main()
{
pid t pid;
pid = fork();
if (pid == 0) { /* child process */
value += 15;
return 0;
}
else if (pid > 0) { /* parent process */
wait(NULL);
printf("PARENT: value = %d", value); /* LINE A */
return 0;
}
}