fix compilation for 401 & 400
fix compilation for 401 & 400

rgrinberg/merlin,dra27/merlin,haselwarter/merlin,chriskonstad/merlin,the-lambda-church/merlin,ocaml/merlin,fxfactorial/merlin,fxfactorial/merlin,ocaml/merlin,rgrinberg/merlin,dra27/merlin,fxfactorial/merlin,neojski/merlin,dra27/merlin,dra27/merlin,neojski/merlin,ocaml/merlin,haselwarter/merlin,chambart/merlin,chambart/merlin,rgrinberg/merlin,ocaml/merlin,chambart/merlin,fxfactorial/merlin,neojski/merlin,neojski/merlin,the-lambda-church/merlin,chriskonstad/merlin,chambart/merlin,haselwarter/merlin,rgrinberg/merlin,haselwarter/merlin,the-lambda-church/merlin