Can't compile Marlin on Windows 10 - typedef-name (no replies)

I'm getting the following errors on compile:

In file included from C:\Users\Sheldon\AppData\Local\Temp\build72fb746c43f86b73beb33336246c8db4.tmp\sketch\SdFile.h:27:0,

from C:\Users\Sheldon\AppData\Local\Temp\build72fb746c43f86b73beb33336246c8db4.tmp\sketch\cardreader.h:6,

from C:\Users\Sheldon\AppData\Local\Temp\build72fb746c43f86b73beb33336246c8db4.tmp\sketch\Marlin_main.cpp:37:

SdBaseFile.h:38: error: using typedef-name 'fpos_t' after 'struct'

struct fpos_t {

^

In file included from C:\Users\Sheldon\AppData\Local\Temp\build72fb746c43f86b73beb33336246c8db4.tmp\sketch\Marlin.h:10:0,

from C:\Users\Sheldon\AppData\Local\Temp\build72fb746c43f86b73beb33336246c8db4.tmp\sketch\Marlin_main.cpp:30:

c:\program files (x86)\arduino\hardware\tools\avr\avr\include\stdio.h:950:33: note: 'fpos_t' has a previous declaration here

__extension__ typedef long long fpos_t;

^

Using library LiquidCrystal at version 1.0.5 in folder: C:\Program Files (x86)\Arduino\libraries\LiquidCrystal
exit status 1
using typedef-name 'fpos_t' after 'struct'


Any ideas?