    _getopt_internal  690 libglibc/getopt.c   return _getopt_internal (argc, argv, optstring,
    _getopt_internal  113 libglibc/getopt.h extern int _getopt_internal (int argc, char *const *argv,
    _getopt_internal  122 libglibc/getopt.h extern int _getopt_internal ();
    _getopt_internal   66 libglibc/getopt1.c   return _getopt_internal (argc, argv, options, long_options, opt_index, 0);
    _getopt_internal   82 libglibc/getopt1.c   return _getopt_internal (argc, argv, options, long_options, opt_index, 1);