printrange
static void printrange(FILE *, struct range *);
printrange(fp[2], old);
printrange(fp[2], new);
printrange(fp[2], new);
printrange(fp[1], old);
printrange(fp[2], new);
printrange(fp[1], &r);
printrange(fp[1], old);
printrange(fp[2], new);
printrange(fp[0], &r);
printrange(fp[1], old);
printrange(fp[2], new);
printrange(fp[2], new);
printrange(fp[0], old);
printrange(fp[1], &or);
printrange(fp[1], old);
printrange(fp[2], new);
printrange(fp[2], &r);