File _service of Package NAMD

<services>
  
<service name="download_url"><param name="host">www.ks.uiuc.edu</param><param name="protocol">http</param><param name="path">/Research/namd/2.7b2/download/279627/NAMD_2.7b2_Source.tar.gz</param></service><service name="extract_file"><param name="archive">_service:download_url:NAMD_2.7b2_Source.tar.gz</param><param name="files">*</param></service></services>