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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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

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  Include:   <dos.h>
 
  Syntax:    void _harderr( void (_far *handler)() );
 
             void _hardresume( int result );
             result: _HARDERR_ABORT, _HARDERR_FAIL, _HARDERR_IGNORE,
                     _HARDERR_RETRY
 
             void _hardretn( int error );
 
  See also:  _chain_intr, _dos_getvect, _dos_setvect
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