dummy_print(netdissect_options *ndo _U_,
            const u_char *opt _U_, u_int opt_len _U_, u_char flags _U_)
{
        return 1;
}
dummy_print(netdissect_options *ndo _U_,
            const u_char *opt _U_, u_int opt_len _U_, u_char flags _U_)
{
        return 1;
}