update exfat to latest commits for io issues
diff --git a/exfat/fsck/main.c b/exfat/fsck/main.c
index e865641..91f7545 100644
--- a/exfat/fsck/main.c
+++ b/exfat/fsck/main.c
@@ -2,11 +2,12 @@
 	main.c (02.09.09)
 	exFAT file system checker.
 
+	Free exFAT implementation.
 	Copyright (C) 2011-2013  Andrew Nayenko
 
-	This program is free software: you can redistribute it and/or modify
+	This program is free software; you can redistribute it and/or modify
 	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation, either version 3 of the License, or
+	the Free Software Foundation, either version 2 of the License, or
 	(at your option) any later version.
 
 	This program is distributed in the hope that it will be useful,
@@ -14,8 +15,9 @@
 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 	GNU General Public License for more details.
 
-	You should have received a copy of the GNU General Public License
-	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+	You should have received a copy of the GNU General Public License along
+	with this program; if not, write to the Free Software Foundation, Inc.,
+	51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #include <stdio.h>