How do I declare several variables in a for (;;) loop in C?

Question

I thought one could declare several variables in a for loop:

for (int i = 0, char* ptr = bam; i < 10; i++) { ... }

But I just

Answer 1

You can also do:

for (int i = 0; i < 10; i++) {
    static char* ptr = bam;
}