pragma_export.m:013: Error: `:- pragma memo' declaration in module interface.
pragma_export.m:014: Error: `:- pragma consider_used' declaration in module
pragma_export.m:014:   interface.
pragma_export.m:018: Error: since the predicate `memoproc2'/3 is not exported,
pragma_export.m:018:   the `:- pragma obsolete' declaration for it may not be
pragma_export.m:018:   exported either.