F# Learning - Concat sequences

gistfile1.fs

EnvironmentHelper.fs

let isUnix = System.Environment.OSVersion.Platform = System.PlatformID.Unix

let platformInfoAction (psi:ProcessStartInfo) =
    if isUnix && psi.FileName.EndsWith ".exe" then
      psi.Arguments <- psi.FileName + " " + psi.Arguments
      psi.FileName <- "mono"   

ProcessHelper.fs

/// Runs the given process and returns the exit code
let ExecProcessWithLambdas infoAction (timeOut:TimeSpan) silent errorF messageF =
    use p = new Process()
    p.StartInfo.UseShellExecute <- false
    [infoAction; platformStartInfoAction] |> Seq.iter (fun action -> action p.StartInfo)

FYI; The original version got pulled in, so not sure if you want to submit this as a further pull request Ben?