Make msvcrt printf use the internal routines which understand %S and

dlls/msvcrt/file.c

@@ -2851,7 +2851,7 @@ int MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, va_list valist)
    * Return the number of bytes that would have been written
    * The code below handles both cases
    */
-  while ((written = vsnprintf(mem, resize, format, valist)) == -1 ||
+  while ((written = MSVCRT_vsnprintf(mem, resize, format, valist)) == -1 ||
           written > resize)
   {
     resize = (written == -1 ? resize * 2 : written + 1);

dlls/msvcrt/msvcrt.h

@@ -576,6 +576,7 @@ double         MSVCRT_difftime(MSVCRT_time_t time1, MSVCRT_time_t time2);
 MSVCRT_time_t  MSVCRT_time(MSVCRT_time_t*);
 void *         MSVCRT___p__daylight(void);
 MSVCRT_FILE*   MSVCRT__fdopen(int, const char *);
+int            MSVCRT_vsnprintf(char *str, unsigned int len, const char *format, va_list valist);
 
 #ifndef __WINE_MSVCRT_TEST
 int            _write(int,const void*,unsigned int);