1__isthreaded 2__p_class_syms 3__p_type_syms 4__progname 5__sF 6__stack_chk_guard 7__system_property_area__ 8_ctype_ 9_tolower_tab_ 10_toupper_tab_ 11daylight 12environ 13error_message_count 14error_one_per_line 15error_print_progname 16in6addr_any 17in6addr_loopback 18optarg 19opterr 20optind 21optopt 22optreset 23stderr 24stdin 25stdout 26sys_siglist 27sys_signame 28timezone 29tzname 30