fixup! mingw: change core.fsyncObjectFiles = 1 by default

This is now required by the big header cleanup in
`en/header-split-cleanup`.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

compat/mingw.c

@@ -17,6 +17,7 @@
 #include "win32/fscache.h"
 #include "../attr.h"
 #include "../string-list.h"
+#include "../write-or-die.h"
 
 #define HCAST(type, handle) ((type)(intptr_t)handle)