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 getsetscoreboard()  Get and set the scoreboard flag
------------------------------------------------------------------------------
 Declaration
   getset.hdr

 Syntax
   func logical getsetscoreboard extern
   param value logical lOn

 Arguments
   lOn is the new setting for the flag.

 Return
   A logical indicating the previous setting of the respective system flag.

 Description
   The getsetscoreboard() function sets the scoreboard flag and returns its
   previous setting.

 Example
   #define EXAMPLE_IO
   #include example.hdr

   proc Test_getsetscoreboard
   vardef
      logical lScoreboard
   enddef
   lScoreboard := getsetscoreboard( .t. )
   ? lScoreboard                         // prints .f.
   ? getsetscoreboard( lScoreboard)      // prints .t.
   ? getscoreboard()                     // prints .f.
   endproc

   proc main
   Test_getsetscoreboard()
   endproc