/sys$common/syshlp/helplib.hlb FORTRAN, Error Messages, Compilation Errors, VFUFEANEX  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  SEVERITY:  W

  MESSAGE TEXT:  This feature is unsupported and non-executable on
  ULTRIX

  EXPLANATION:  The program attempted to use a Compaq Fortran I/O
  feature that is not available on ULTRIX systems.  If the resulting
  program is run on an ULTRIX system, a run-time error will be issued
  if this statement is executed.  Major Compaq Fortran features not
  available on ULTRIX include the following:

   o  OPEN and INQUIRE options:

       -  ORGANIZATION= 'RELATIVE' or 'INDEXED'

       -  ACCESS='KEYED'

       -  RECORDTYPE= 'STREAM' or 'STREAM_CR'

       -  KEY

       -  DEFAULTFILE

       -  USEROPEN

   o  I/O statements DELETE, REWRITE, and UNLOCK

   o  Read statement keyword attributes:  KEY, KEYEQ, KEYGE, KEYGT,
      and KEYID