IN_CLASSA_HOST
if ((addr & IN_CLASSA_HOST) == 0)
return ((i)&IN_CLASSA_HOST);
addr = (net << IN_CLASSA_NSHIFT) | (host & IN_CLASSA_HOST);
if ((hcaddr4 & IN_CLASSA_HOST) == 0)
addr = (net << IN_CLASSA_NSHIFT) | (host & IN_CLASSA_HOST);
return ((i)&IN_CLASSA_HOST);
a.s_addr = (net << IN_CLASSA_NSHIFT) | (host & IN_CLASSA_HOST);
if ((IN_CLASSA_HOST & htonl(addr)) == 0) {
if ((IN_CLASSA_HOST & htonl(addr)) == 0) {