-XBT_DECLARE_ENUM_CLASS(MessageType, NONE, INITIAL_ADDRESSES, CONTINUE, IGNORE_HEAP, UNIGNORE_HEAP, IGNORE_MEMORY,
+XBT_DECLARE_ENUM_CLASS(MessageType, NONE, NEED_MEMINFO, NEED_MEMINFO_REPLY, FORK, FORK_REPLY, WAIT_CHILD,
+ WAIT_CHILD_REPLY, CONTINUE, IGNORE_HEAP, UNIGNORE_HEAP, IGNORE_MEMORY, UNIGNORE_MEMORY,