since bogus ISPs like Comcast and many others try to "help" by resolving
everything to their own search page.
$extra_arg = 10;
var_dump( gethostbynamel($hostname, $extra_arg) );
-echo "\n-- Testing gethostbynamel() with an unknown host --\n";
-$hostname = 'unknownhost_zzz_xxx_yyy.';
-var_dump( gethostbynamel($hostname) );
-
echo "Done";
?>
--EXPECTF--
Warning: gethostbynamel() expects exactly 1 parameter, 2 given in %s on line %d
NULL
--- Testing gethostbynamel() with an unknown host --
-bool(false)
Done