/* inet_netof.c 4.3 82/11/14 */
* Return the network number from an internet
* address; handles class a/b/c network #'s.
register u_long i
= ntohl(in
.s_addr
);
return (((i
)&IN_CLASSA_NET
) >> IN_CLASSA_NSHIFT
);
return (((i
)&IN_CLASSB_NET
) >> IN_CLASSB_NSHIFT
);
return (((i
)&IN_CLASSC_NET
) >> IN_CLASSC_NSHIFT
);