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                                 L_SETSCRL()


Syntax:        L_SETSCRL([<expL>])


Purpose:       To determine the current Scroll Lock key setting and
               optionally sets the Scroll Lock key mode on/off.


Arguments:     <expL> toggles the Scroll Lock key mode on or off.
               .T. will set the Scroll Lock key on.
               .F. will set the Scroll Lock key off.



Returns:       A Logical (.T.) if scroll lock is on else returns a
               logical (.F.)

               L_SETSCRL() returns the current Scroll Lock key setting
               if an argument is not specified and the previous key
               setting if the argument is specified.


Examples:      * Force SCROLL LOCK ON then reset it to its previous
               mode = L_SETSCRL(.T.)            && Scroll Lock key on

               Put some code here...

               L_SETSCRL(mode)                  && Restore key setting.


Language:      Assembler