Renamed wintypes.h to windef.h.

diff --git a/include/selectors.h b/include/selectors.h
index deb72ee..39a4ba4 100644
--- a/include/selectors.h
+++ b/include/selectors.h
@@ -7,7 +7,7 @@
 #ifndef __WINE_SELECTORS_H
 #define __WINE_SELECTORS_H
 
-#include "wintypes.h"
+#include "windef.h"
 #include "ldt.h"
 
 extern WORD SELECTOR_AllocBlock( const void *base, DWORD size,