284 _getopt_initialize (optstring)  in _getopt_initialize()  argument
285      const char *optstring;  in _getopt_initialize()
299   if (optstring[0] == '-')
302       ++optstring;
304   else if (optstring[0] == '+')
307       ++optstring;
314   return optstring;
374 _getopt_internal (argc, argv, optstring, longopts, longind, long_only)  in _getopt_internal()  argument
377      const char *optstring;
385     optstring = _getopt_initialize (optstring);
475 	  || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1])))))
561 		  return optstring[0] == ':' ? ':' : '?';
580 	  || my_index (optstring, *nextchar) == NULL)
603     char *temp = my_index (optstring, c);
655 		if (optstring[0] == ':')
672 getopt (argc, argv, optstring)  in getopt()  argument
675      const char *optstring;
677   return _getopt_internal (argc, argv, optstring,