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  1. /* Stub implementation of (obsolete) index(). */
  2.  
  3. /*
  4.  
  5. @deftypefn Supplemental char* index (char *@var{s}, int @var{c})
  6.  
  7. Returns a pointer to the first occurrence of the character @var{c} in
  8. the string @var{s}, or @code{NULL} if not found.  The use of @code{index} is
  9. deprecated in new programs in favor of @code{strchr}.
  10.  
  11. @end deftypefn
  12.  
  13. */
  14.  
  15. extern char * strchr(const char *, int);
  16.  
  17. char *
  18. index (const char *s, int c)
  19. {
  20.   return strchr (s, c);
  21. }
  22.