Fix the test in 5.4 and trunk.

older libraries will emmit error here, while new won't. So lets just suppress it rather then making the test uselessly fail for random people.

ext/iconv/tests/iconv_stream_filter.phpt

@@ -22,7 +22,7 @@ fclose($fp);
 $fp = fopen(dirname(__FILE__).'/iconv_stream_filter.txt', 'rb');
 stream_filter_append($fp, 'string.rot13'); // this will make conversion fail.
 stream_filter_append($fp, 'convert.iconv.ISO-2022-JP/EUC-JP');
-var_dump(bin2hex(fread($fp, 10)) != "a4b3a4f3a4cba4c1a4cf");
+var_dump(bin2hex(@fread($fp, 10)) != "a4b3a4f3a4cba4c1a4cf");
 var_dump(bin2hex(fread($fp, 5)) != "69636f6e76");
 var_dump(bin2hex(fread($fp, 1)) != "0a");
 fclose($fp);