anchor.diff:  ﻿namespace Yaaf.FSharp.Scripting
   
  +module internal Env =
  +  let isMono = try System.Type.GetType("Mono.Runtime") <> null with _ -> false 
  +open Env
   [<AutoOpen>]
   #if YAAF_FSHARP_SCRIPTING_PUBLIC
   module CompilerServiceExtensions =
  
positive.code:                       yield "--define:DEBUG" 
                        //yield "--optimize-" 
                        yield "--nooptimizationdata"
                        if hasCoreLib then
                          yield "--noframework"
                        yield "--out:" + dllName
                        yield "--doc:" + xmlName
  
negative.code:   open System.Text
    open Microsoft.FSharp.Compiler.SourceCodeServices
  
    let getSession (defines, fsi : obj) =
        // Intialize output and input streams
        let sbOut = new StringBuilder()
  