fix fallout from BSD patches

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

util-linux/mkfs_vfat.c

@@ -7,6 +7,8 @@
  *
  * Licensed under GPLv2, see file LICENSE in this tarball for details.
  */
+#include "libbb.h"
+
 #include <linux/hdreg.h> /* HDIO_GETGEO */
 #include <linux/fd.h>    /* FDGETPRM */
 #include <sys/mount.h>   /* BLKSSZGET */
@@ -14,7 +16,6 @@
 # define BLKSSZGET _IO(0x12, 104)
 #endif
 //#include <linux/msdos_fs.h>
-#include "libbb.h"
 #include "volume_id/volume_id_internal.h"
 
 #define SECTOR_SIZE             512