Library /sys$common/syshlp/sysmanhelp.hlb LICENSE, UNLOAD, Example  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  SYSMAN> LICENSE UNLOAD FORTRAN

      This command deactivates the license for Compaq Fortran for
      OpenVMS. Because the license is for a Compaq product, the
      command does not include the /PRODUCER qualifier.