FT_CAPLOCK()
 Determine and optionally change the status of CapLock key
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 Syntax

      FT_CAPLOCK([ <lNewSetting> ]) -> lCurrentSetting

 Arguments

     <lNewSetting> is optional and if supplied is the new setting
     for the CapLock key.  Specify .T. to turn CapLock on, or .F. to
     turn it off.

 Returns

     .T. if CapLock is set, .F. if it isn't set.  The value returned
      represents the setting in effect prior to any changes that might
      by made by <lNewSetting>.

 Description

     This function is useful if you need to know or set the status of the
     CapLock key for some reason.

 Examples

     IF FT_CAPLOCK()
        Qout( "CapLock is active" )
     ENDIF

 Source: CAPLOCK.C

 Author: Ted Means