#include <stdlib.h>

struct interface {
	__rectype *next;
};


__code print(struct interface p) {
	puts("print");
	exit(0);
}

__code csA(struct interface p) {
	struct interface ds = { csA };
	goto p.next(ds);
}

void main1() {
	struct interface ds = { print };
	goto csA(ds);
}

int main() {
	main1();
	return 0;
}