|  |  | Copyright 1991 David Jurgens | 
  
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          | TC:  int dosexterr( struct DOSERR *errinfo )
 MSC: int dosexterr( struct DOSERROR *errinfo )
 
 
 - prototype in dos.h
 
 - returns extended error information (unique to MSDOS 3.0+)
 - errinfo is pointer to DOSERR/DOSERROR structure (defined in dos.h)
 - if 0 returned, previous DOS call did not result in error
 - see   perror
 
 
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