## 3 Floating point exception control

The source for the `fpectl` module includes the following notice:

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        /                       Copyright (c) 1996.                           \
       |          The Regents of the University of California.                 |
       |                        All rights reserved.                           |
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       |   Permission to use, copy, modify, and distribute this software for   |
       |   any purpose without fee is hereby granted, provided that this en-   |
       |   tire notice is included in all copies of any software which is or   |
       |   includes  a  copy  or  modification  of  this software and in all   |
       |   copies of the supporting documentation for such software.           |
       |                                                                       |
       |   This  work was produced at the University of California, Lawrence   |
       |   Livermore National Laboratory under  contract  no.  W-7405-ENG-48   |
       |   between  the  U.S.  Department  of  Energy and The Regents of the   |
       |   University of California for the operation of UC LLNL.              |
       |                                                                       |
       |                              DISCLAIMER                               |
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       |   This  software was prepared as an account of work sponsored by an   |
       |   agency of the United States Government. Neither the United States   |
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        \  endorsement purposes.                                              /
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