?? LEFT := 1, RIGHT := 110 ??

  VAR
    nav$si_received_message_list: [XREF, oss$mainframe_wired_cb] nat$received_message_list;
?? PUSH (LISTEXT := ON) ??
*copyc nat$received_message_list
*copyc oss$mainframe_wired_cb
?? POP ??
