msvcrt: Use the custom vsnprintf implementation for msvcrt.vsprintf too.

dlls/msvcrt/msvcrt.spec

@@ -738,7 +738,7 @@
 @ cdecl vfprintf(ptr str long) MSVCRT_vfprintf
 @ cdecl vfwprintf(ptr wstr long) MSVCRT_vfwprintf
 @ cdecl vprintf(str long) MSVCRT_vprintf
-@ cdecl vsprintf(ptr str ptr) ntdll.vsprintf
+@ cdecl vsprintf(ptr str ptr) MSVCRT_vsprintf
 @ cdecl vswprintf(ptr wstr long) MSVCRT_vswprintf
 @ cdecl vwprintf(wstr long) MSVCRT_vwprintf
 @ cdecl wcscat(wstr wstr) ntdll.wcscat

dlls/msvcrt/wcs.c

@@ -759,6 +759,14 @@ int CDECL MSVCRT_vsnprintf( char *str, unsigned int len,
 }
 
 /*********************************************************************
+ *		vsprintf (MSVCRT.@)
+ */
+int CDECL MSVCRT_vsprintf( char *str, const char *format, va_list valist)
+{
+    return MSVCRT_vsnprintf(str, INT_MAX, format, valist);
+}
+
+/*********************************************************************
  *		_snprintf (MSVCRT.@)
  */
 int CDECL MSVCRT__snprintf(char *str, unsigned int len, const char *format, ...)