+ const char *netgroup = clp->m_hostname + 1;
+ const char *hname = hp->h_name;
+ struct hostent *nhp = NULL;
+ struct sockaddr_in addr;
+ int match, i;
+ char *dot;
+
+ /* First, try to match the hostname without
+ * splitting off the domain */
+ if (innetgr(netgroup, hname, NULL, NULL))
+ return 1;
+
+ /* See if hname aliases listed in /etc/hosts or nis[+]
+ * match the requested netgroup */
+ for (i = 0; hp->h_aliases[i]; i++) {
+ if (innetgr(netgroup, hp->h_aliases[i], NULL, NULL))
+ return 1;
+ }
+
+ /* If hname is ip address convert to FQDN */
+ if (inet_aton(hname, &addr.sin_addr) &&
+ (nhp = gethostbyaddr((const char *)&(addr.sin_addr),
+ sizeof(addr.sin_addr), AF_INET))) {
+ hname = nhp->h_name;
+ if (innetgr(netgroup, hname, NULL, NULL))
+ return 1;
+ }