git: purgatorio

ref: 82b046f36f8084a22bbb5d71edd0edd9179561eb
dir: /os/boot/puma/sum.c/

int
sum(int a, int b, int c)
{
	return a+b+c;
}

void
main(void)
{
	int s;

	s = sum(1, 2, 3);
}