-- --
-- S p e c --
-- --
--- Copyright (C) 2000-2005 Free Software Foundation, Inc. --
+-- Copyright (C) 2000-2006, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- Given the unit number of a unit, this function determines the type
-- of the unit, as defined above.
+ function Is_Known_Unit (Nam : Node_Id) return Boolean;
+ -- Nam is the possible name of a child unit, represented as a selected
+ -- component node. This function determines whether the name matches
+ -- one of the known library units, and if so, returns True. If the name
+ -- does not match any known library unit, False is returned.
+
end Impunit;