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 getmargin()         Return the margin setting
------------------------------------------------------------------------------
 Declaration
   getset.hdr

 Syntax
   func uint getmargin extern

 Arguments
   None.

 Return
   The current margin setting.

 Description
   The getmargin() function returns the current margin setting.

 Example
   #define EXAMPLE_IO
   #include example.hdr

   proc Test_getmargin
   ? getmargin()                 // prints 0
   setmargin( 14 )
   ? getmargin()                 // prints 14
   set margin to 5
   ? getmargin()                 // prints 5
   endproc

   proc main
   Test_getmargin()
   endproc