>
> > The source of an R package can be checked by the command
> >    "R CMD check <package_name>"
> > (on a  Unix/Linux machines; on Windows machines this is slightly
> different).
>
> In fact, it is exactly the same command on Windows.
>
> Uwe Ligges


Why it did not work for me?
> library( systemfit )
> R CMD check systemfit
Error: syntax error in "R CMD"
> R CMD check <systemfit>
Error: syntax error in "R CMD"

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