Syntax:        TXINIT()

     Purpose:       Initialize the variables the Library requires for
                    its functions to operate correctly.

     Argument:      none

     Returns:        0  Successful
                     1  not successful

     Usage:         TXINIT() must be used at the beginning of any
                    printing procedure.

     Example:       * Initialize variables
                    TXINIT()
                         (Print routine)
                    * Release variables
                    TXCLEAR()

     See Also:      TXCLEAR()