'''nstcl-core''', part of [nstcl], includes commands to parse arguments and define procedures


** Documentation **


   [http://nstcl.sourceforge.net/docs/nstcl-core/%|%official reference]


** Description **

''ad_proc''[http://nstcl.sourceforge.net/docs/nstcl-core/ad_proc.html] command
makes handling optional switches to procs easy.

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