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-rw-r--r--lib/stdlib/src/sys.erl4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl
index f34201604c..4dd70ad425 100644
--- a/lib/stdlib/src/sys.erl
+++ b/lib/stdlib/src/sys.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2011. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -32,6 +32,8 @@
%% Types
%%-----------------------------------------------------------------
+-export_type([dbg_opt/0]).
+
-type name() :: pid() | atom() | {'global', atom()}.
-type system_event() :: {'in', Msg :: _}
| {'in', Msg :: _, From :: _}