1 files changed, 2 insertions, 2 deletions
diff --git a/vm_core.h b/vm_core.h
index c40b10f7b2..ad5b31765f 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -796,7 +796,6 @@ typedef struct {
 
 typedef struct {
     int env_size;
-    VALUE prev_envval;		/* for GC mark */
     rb_block_t block;
     VALUE env[1];               /* flexible array */
 } rb_env_t;
@@ -958,7 +957,8 @@ VALUE rb_vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc,
 VALUE rb_vm_make_proc_lambda(rb_thread_t *th, const rb_block_t *block, VALUE klass, int8_t is_lambda);
 VALUE rb_vm_make_proc(rb_thread_t *th, const rb_block_t *block, VALUE klass);
 VALUE rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp);
-VALUE rb_vm_env_local_variables(VALUE envval);
+VALUE rb_vm_env_local_variables(const rb_env_t *env);
+VALUE rb_vm_env_prev_envval(const rb_env_t *env);
 VALUE *rb_binding_add_dynavars(rb_binding_t *bind, int dyncount, const ID *dynvars);
 void rb_vm_inc_const_missing_count(void);
 void rb_vm_gvl_destroy(rb_vm_t *vm);