context:NCic.context ->
metasenv:NCic.metasenv ->
subst:NCic.substitution ->
- expty:NCic.term option ->
+ expty:NCic.term NCicRefiner.expected_type ->
mk_implicit: (bool -> 'alias) ->
description_of_alias:('alias -> string) ->
fix_instance:(DisambiguateTypes.domain_item -> 'alias list -> 'alias list) ->