Online HelpPC 2.10      Quick Reference Utility     Copyright 1991 David Jurgens

 
       FILE *freopen( const char *fname, const char *type, FILE *fp )       
                                                                                
                                                                                
        - prototype in stdio.h                                                  
                                                                                
        - substitutes named file in place of open fp and closes original fp     
        - useful for changing file attached to stdin, stdout, or stderr         
        - returns fp on success or NULL on error                                
        - see   fopen()                                                         
                                                                                
 

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