diff --git a/setup.h.in b/setup.h.in
index eff79923b1..560c32a3e5 100644
--- a/setup.h.in
+++ b/setup.h.in
@@ -609,31 +609,11 @@
 #define wxUSE_CRASHREPORT 0
 /* --- end MSW options --- */
 
-/*
- * Supports bool type
- */
-#undef HAVE_BOOL
-
 /*
  * Define if your compiler supports the explicit keyword
  */
 #undef HAVE_EXPLICIT
 
-/*
- * Define if your compiler supports const_cast<>()
- */
-#undef HAVE_CONST_CAST
-
-/*
- * Define if your compiler supports reinterpret_cast<>()
- */
-#undef HAVE_REINTERPRET_CAST
-
-/*
- * Define if your compiler supports static_cast<>()
- */
-#undef HAVE_STATIC_CAST
-
 /*
  * Define if your compiler has C99 va_copy
  */