391 _getopt_initialize (argc, argv, optstring)  in _getopt_initialize()  argument
394      const char *optstring;
408   if (optstring[0] == '-')
411       ++optstring;
413   else if (optstring[0] == '+')
416       ++optstring;
453   return optstring;
513 _getopt_internal (argc, argv, optstring, longopts, longind, long_only)  in _getopt_internal()  argument
516      const char *optstring;
522   if (optstring[0] == ':')
534       optstring = _getopt_initialize (argc, argv, optstring);
644 	  || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1])))))
740 		  return optstring[0] == ':' ? ':' : '?';
759 	  || my_index (optstring, *nextchar) == NULL)
783     char *temp = my_index (optstring, c);
832 	    if (optstring[0] == ':')
911 		    return optstring[0] == ':' ? ':' : '?';
961 		if (optstring[0] == ':')
978 getopt (argc, argv, optstring)  in getopt()  argument
981      const char *optstring;
983   return _getopt_internal (argc, argv, optstring,