/*  $DOC$
 *  $FUNCNAME$
 *      SCREENATTR()
 *  $CATEGORY$
 *      HBCT video functions
 *  $ONELINER$
 *  $SYNTAX$
 *      SCREENATTR ( [<nRow>],[<nColumn>] ) -> <nAttr>
 *  $ARGUMENTS$
 *   <nRow>     Designates the line from which to determine the attribute.
 *              The default is the cursor line.
 *
 *   <nColumn>  Designates the column from which to determine the
 *              attribute.  The default is the cursor column.
 *
 *  $RETURNS$
 *      SCREENATTR() returns the attribute at the designated position.
 *
 *  $DESCRIPTION$
 *      SCREENATTR() returns the current screen attribute at <nRow> and
 *      <nColumn>.  You can query targeted attributes this way and save them
 *      to use later, or process them later with INVERTATTR().
 *
 *      TODO: add documentation
 *  $EXAMPLES$
 *  $TESTS$
 *  $STATUS$
 *      Started
 *  $COMPLIANCE$
 *  $PLATFORMS$
 *      All
 *  $FILES$
 *      Source is screen1.c, library is libct.
 *  $SEEALSO$
 *  $END$
 */
