1ns_name_skip (unsigned char **x, unsigned char *y) 2{ 3 *x = 0; 4 return 0; 5} 6 7unsigned char a[2]; 8 9int dn_skipname(unsigned char *ptr, unsigned char *eom) { 10 unsigned char *saveptr = ptr; 11 12 if (ns_name_skip(&ptr, eom) == -1) 13 return (-1); 14 return (ptr - saveptr); 15} 16 17main() 18{ 19 if (dn_skipname (&a[0], &a[1]) == 0) 20 abort (); 21 exit (0); 22} 23