1__p_class_syms 2__p_type_syms 3__progname 4__sF 5__stack_chk_guard 6__system_property_area__ 7_ctype_ 8daylight 9environ 10error_message_count 11error_one_per_line 12error_print_progname 13optarg 14opterr 15optind 16optopt 17optreset 18stderr 19stdin 20stdout 21sys_siglist 22sys_signame 23timezone 24tzname 25