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-rw-r--r--include/ruby/intern.h1
-rw-r--r--include/ruby/ruby.h6
2 files changed, 2 insertions, 5 deletions
diff --git a/include/ruby/intern.h b/include/ruby/intern.h
index 71fc3fcb2c..bc3c4491cd 100644
--- a/include/ruby/intern.h
+++ b/include/ruby/intern.h
@@ -518,6 +518,7 @@ VALUE rb_obj_id(VALUE);
VALUE rb_obj_class(VALUE);
VALUE rb_class_real(VALUE);
VALUE rb_class_inherited_p(VALUE, VALUE);
+VALUE rb_class_superclass(VALUE);
VALUE rb_convert_type(VALUE,int,const char*,const char*);
VALUE rb_check_convert_type(VALUE,int,const char*,const char*);
VALUE rb_check_to_integer(VALUE, const char *);
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index c8790df6b7..38bfe3f56c 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -609,11 +609,7 @@ struct RObject {
ROBJECT(o)->as.heap.iv_index_tbl)
/** @internal */
-typedef struct {
- VALUE super;
- struct st_table *iv_tbl;
- struct st_table *const_tbl;
-} rb_classext_t;
+typedef struct rb_classext_struct rb_classext_t;
struct RClass {
struct RBasic basic;