void mono_gc_deregister_root (char* addr) MONO_INTERNAL;
int mono_gc_finalizers_for_domain (MonoDomain *domain, MonoObject **out_array, int out_size) MONO_INTERNAL;
+/* fast allocation support */
+MonoMethod* mono_gc_get_managed_allocator (MonoVTable *vtable, gboolean for_box) MONO_INTERNAL;
+int mono_gc_get_managed_allocator_type (MonoMethod *managed_alloc) MONO_INTERNAL;
+MonoMethod *mono_gc_get_managed_allocator_by_type (int atype) MONO_INTERNAL;
+
+/* helper for the managed alloc support */
+MonoString *mono_string_alloc (int length) MONO_INTERNAL;
+
#endif /* __MONO_METADATA_GC_H__ */