1 _C_ctype_ 2 _C_tolower_ 3 _C_toupper_ 4 _ZSt7nothrow 5 __bionic_brk 6 __bionic_libgcc_compat_symbols 7 __dso_handle 8 __isthreaded 9 __libc_malloc_dispatch 10 __p_class_syms 11 __p_type_syms 12 __page_shift 13 __page_size 14 __popcount_tab 15 __progname 16 __sF 17 __stack_chk_guard 18 __system_property_area__ 19 _ctype_ 20 _tolower_tab_ 21 _toupper_tab_ 22 daylight 23 environ 24 optarg 25 opterr 26 optind 27 optopt 28 optreset 29 sys_siglist 30 sys_signame 31 timezone 32 tzname 33