1 files changed, 1 insertions, 3 deletions
diff --git a/intern.h b/intern.h
index 2edddd87c6..f36067b0ca 100644
--- a/intern.h
+++ b/intern.h
@@ -371,9 +371,7 @@ void rb_cvar_declare _((VALUE, ID, VALUE));
 int rb_cvar_defined _((VALUE, ID));
 void rb_cvar_set _((VALUE, ID, VALUE));
 VALUE rb_cvar_get _((VALUE, ID));
-int rb_cvar_defined_singleton _((VALUE, ID));
-void rb_cvar_set_singleton _((VALUE, ID, VALUE));
-VALUE rb_cvar_get_singleton _((VALUE, ID));
+VALUE rb_cvar_singleton _((VALUE));
 VALUE rb_mod_class_variables _((VALUE));
 /* version.c */
 void ruby_show_version _((void));