inet_makeaddr
struct in_addr inet_makeaddr(in_addr_t, in_addr_t);
sin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY);
netaddr = inet_makeaddr(ne->n_net, INADDR_ANY);
extern struct in_addr inet_makeaddr(in_addr_t, in_addr_t);
u[nserv].sin.sin_addr = inet_makeaddr(IN_LOOPBACKNET, 1);
struct in_addr inet_makeaddr(ulong_t net, ulong_t host);
in = inet_makeaddr(anet, INADDR_ANY);
in = inet_makeaddr(anet, INADDR_ANY);