1 files changed, 3 insertions, 1 deletions
diff --git a/vm_eval.c b/vm_eval.c
index c3f12d7836..1f3042dcfc 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -496,6 +496,8 @@ check_funcall_missing(rb_execution_context_t *ec, VALUE klass, VALUE recv, ID mi
     return ret;
 }
 
+static VALUE rb_check_funcall_default_kw(VALUE recv, ID mid, int argc, const VALUE *argv, VALUE def, int kw_splat);
+
 VALUE
 rb_check_funcall_kw(VALUE recv, ID mid, int argc, const VALUE *argv, int kw_splat)
 {
@@ -508,7 +510,7 @@ rb_check_funcall(VALUE recv, ID mid, int argc, const VALUE *argv)
     return rb_check_funcall_default_kw(recv, mid, argc, argv, Qundef, RB_NO_KEYWORDS);
 }
 
-VALUE
+static VALUE
 rb_check_funcall_default_kw(VALUE recv, ID mid, int argc, const VALUE *argv, VALUE def, int kw_splat)
 {
     VALUE klass = CLASS_OF(recv);