void mono_gc_wbarrier_arrayref_copy (MonoArray *arr, gpointer slot_ptr, int count);
void mono_gc_wbarrier_generic_store (gpointer ptr, MonoObject* value);
void mono_gc_wbarrier_value_copy (gpointer dest, gpointer src, int count, MonoClass *klass);
void mono_gc_wbarrier_arrayref_copy (MonoArray *arr, gpointer slot_ptr, int count);
void mono_gc_wbarrier_generic_store (gpointer ptr, MonoObject* value);
void mono_gc_wbarrier_value_copy (gpointer dest, gpointer src, int count, MonoClass *klass);