update exfat from current head

Change-Id: I7d93474296612fda1dde23f6e8690668d6880e27
diff --git a/exfat/mkfs/mkexfatfs.8 b/exfat/mkfs/mkexfatfs.8
index 5f6ba3d..8f5e53b 100644
--- a/exfat/mkfs/mkexfatfs.8
+++ b/exfat/mkfs/mkexfatfs.8
@@ -1,4 +1,4 @@
-.\" Copyright (C) 2011  Andrew Nayenko
+.\" Copyright (C) 2011-2014  Andrew Nayenko
 .\"
 .TH MKEXFATFS 8 "January 2011"
 .SH NAME
@@ -31,7 +31,10 @@
 .B mkexfatfs
 creates an exFAT file system on a block device.
 .I device
-is a special file corresponding to the device.
+is a special file corresponding to the partition on the device. Note that if
+this is an MBR partition then the file system type should be set to 0x07
+(NTFS/exFAT) otherwise other operating systems may refuse to mount the
+file system.
 
 .SH OPTIONS
 Command line options available:
@@ -65,4 +68,4 @@
 Andrew Nayenko
 
 .SH SEE ALSO
-.BR mkfs (8)
+.BR mkfs (8), fdisk (8)