ocaml-cstruct: pass --enable-lwt to setup.ml
ocaml-cstruct: pass --enable-lwt to setup.ml

Signed-off-by: David Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@eu.citrix.com>

djs55/planex,djs55/planex,simonjbeaumont/planex,simonjbeaumont/planex,djs55/planex,simonjbeaumont/planex