     <b>R8_EPSILON</b> returns the R8 roundoff unit.
        </li>
        <li>
          <b>R8MAT_WRITE</b> writes a R8MAT file.
        </li>
        <li>
          <b>S_BLANK_DELETE</b> removes blanks from a string, left justifying the remainder.
        </li>
        <li>
          <b>S_LEN_TRIM</b> returns the length of a string to the last nonblank.
        </li>
        <li>
          <b>S_TO_I4</b> reads an I4 from a string.
        </li>
        <li>
          <b>TIMESTAMP</b> prints out the curren