gethostbyname2_p
hp = gethostbyname2_p(name, AF_INET6, net_data);
return (gethostbyname2_p(name, AF_INET, net_data));
he2 = gethostbyname2_p(name, AF_INET6, net_data);
he2 = gethostbyname2_p(name, AF_INET, net_data);
return (gethostbyname2_p(name, af, net_data));
extern struct hostent *gethostbyname2_p __P((const char *, int,