389 _getopt_initialize (argc, argv, optstring)  in _getopt_initialize()  argument
392      const char *optstring;
406   if (optstring[0] == '-')
409       ++optstring;
411   else if (optstring[0] == '+')
414       ++optstring;
451   return optstring;
511 _getopt_internal (argc, argv, optstring, longopts, longind, long_only)  in _getopt_internal()  argument
514      const char *optstring;
520   if (optstring[0] == ':')
532       optstring = _getopt_initialize (argc, argv, optstring);
642 	  || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1])))))
738 		  return optstring[0] == ':' ? ':' : '?';
757 	  || my_index (optstring, *nextchar) == NULL)
781     char *temp = my_index (optstring, c);
830 	    if (optstring[0] == ':')
910 		    return optstring[0] == ':' ? ':' : '?';
960 		if (optstring[0] == ':')
977 getopt (argc, argv, optstring)  in getopt()  argument
980      const char *optstring;
982   return _getopt_internal (argc, argv, optstring,