natInetAddress.cc (lookup): Preserve caller-supplied hostname in returned InetAddress objects.

* java/net/natInetAddress.cc (lookup): Preserve caller-supplied
        hostname in returned InetAddress objects.
        (getLocalHostname): Fix typo.
        * java/net/InetAddress.java (getByName): Set hostname on return
        object.
        (getLocalHost): Call lookup directly to ensure that a fully-qualified
        name is returned.

From-SVN: r27587

libjava/java/net/InetAddress.java

@@ -177,7 +177,7 @@ public final class InetAddress
     byte[] address = aton(host);
     if (address != null)
       return new InetAddress(address, null);
-    InetAddress iaddr = new InetAddress(null, null);
+    InetAddress iaddr = new InetAddress(null, host);
     lookup(host, iaddr, false);
     return iaddr;
   }
@@ -243,7 +243,8 @@ public final class InetAddress
       {
 	try
 	  {
-	    localhost = getByName(hostname);
+	    localhost = new InetAddress(null, null);
+	    lookup(hostname, localhost, false);
 	  }
 	catch (Exception ex)
 	  {