Online HelpPC 2.10      Quick Reference Utility     Copyright 1991 David Jurgens

 
                            int _toupper( int c )                            
                                                                                
                                                                                
        - prototype in ctype.h                                                  
                                                                                
        - converts c to UPPER case only if c is  LOWER case                     
        - use toupper() preferentially                                          
                                                                                
                                                                                
 

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