https://issues.dlang.org/show_bug.cgi?id=17889

          Issue ID: 17889
           Summary: Cross platform function to redirect standard
                    input/output
           Product: D
           Version: D2
          Hardware: x86_64
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: phobos
          Assignee: nobody@puremagic.com
          Reporter: razvan.nitu1305@gmail.com

I suggest adding to phobos a wrapper function for dup which works for both linux and windows.

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