* resolv/tst-aton.c: Add testcase for IP with four points.

* resolv/inet_addr.c: Don't recognize an IP with four points.
	Patch by Andre' Breiler <A.Breiler@gmx.net>.

resolv/inet_addr.c

@@ -183,7 +183,7 @@ __inet_aton(const char *cp, struct in_addr *addr) {
 			 *	a.b.c	(with c treated as 16 bits)
 			 *	a.b	(with b treated as 24 bits)
 			 */
-			if (pp > res.bytes + 3 || val > 0xff)
+			if (pp > res.bytes + 2 || val > 0xff)
 				goto ret_0;
 			*pp++ = val;
 			c = *++cp;

resolv/tst-aton.c

@@ -39,6 +39,7 @@ static struct tests
   { "1.2.256.4", 0, 0 },
   { "1.2.3.0x100", 0, 0 },
   { "323543357756889", 0, 0 },
+  { "10.1.2.3.4", 0, 0},  
 };