Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

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  Keyword:   extern
 
  Syntax:    extern declarator
 
  Summary:   Declares a reference to a variable defined elsewhere, or a
             function name to be global.
 
  See also:  auto, register, static
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