[nit] refactor rename inline functions

Pretty sure commit 0f64da9 didn't
intend to welcome extension libraries to use these functions.

Author: shyouhei

error.c

@@ -1383,14 +1383,14 @@ rb_unexpected_type(VALUE x, int t)
 int
 rb_typeddata_inherited_p(const rb_data_type_t *child, const rb_data_type_t *parent)
 {
-    return rb_typeddata_inherited_p_inline(child, parent);
+    return rbimpl_typeddata_inherited_p_inline(child, parent);
 }
 
 #undef rb_typeddata_is_kind_of
 int
 rb_typeddata_is_kind_of(VALUE obj, const rb_data_type_t *data_type)
 {
-    return rb_typeddata_is_kind_of_inline(obj, data_type);
+    return rbimpl_typeddata_is_kind_of_inline(obj, data_type);
 }
 
 #undef rb_typeddata_is_instance_of

include/ruby/internal/core/rtypeddata.h

@@ -673,24 +673,24 @@ RTYPEDDATA_TYPE(VALUE obj)
 RBIMPL_ATTR_ARTIFICIAL()
 RBIMPL_ATTR_NONNULL(())
 static inline bool
-rb_typeddata_inherited_p_inline(const rb_data_type_t *child, const rb_data_type_t *parent)
+rbimpl_typeddata_inherited_p_inline(const rb_data_type_t *child, const rb_data_type_t *parent)
 {
     do {
         if (RB_LIKELY(child == parent)) return true;
     } while ((child = child->parent) != NULL);
     return false;
 }
-#define rb_typeddata_inherited_p rb_typeddata_inherited_p_inline
+#define rb_typeddata_inherited_p rbimpl_typeddata_inherited_p_inline
 
 RBIMPL_ATTR_ARTIFICIAL()
 RBIMPL_ATTR_NONNULL((2))
 static inline bool
-rb_typeddata_is_kind_of_inline(VALUE obj, const rb_data_type_t *data_type)
+rbimpl_typeddata_is_kind_of_inline(VALUE obj, const rb_data_type_t *data_type)
 {
     if (RB_UNLIKELY(!rbimpl_obj_typeddata_p(obj))) return false;
     return rb_typeddata_inherited_p(RTYPEDDATA_TYPE(obj), data_type);
 }
-#define rb_typeddata_is_kind_of rb_typeddata_is_kind_of_inline
+#define rb_typeddata_is_kind_of rbimpl_typeddata_is_kind_of_inline
 
 RBIMPL_ATTR_ARTIFICIAL()
 RBIMPL_ATTR_NONNULL((2))