-> C.External (unpackFS nm) (showSDoc (ppr callconv)) (make_ty (varType v))
FCallId (CCall (CCallSpec DynamicTarget callconv _))
-> C.DynExternal (showSDoc (ppr callconv)) (make_ty (varType v))
-> C.External (unpackFS nm) (showSDoc (ppr callconv)) (make_ty (varType v))
FCallId (CCall (CCallSpec DynamicTarget callconv _))
-> C.DynExternal (showSDoc (ppr callconv)) (make_ty (varType v))