1ub_ctx_create 2ub_ctx_create_event 3ub_ctx_delete 4ub_ctx_get_option 5ub_ctx_set_option 6ub_ctx_config 7ub_ctx_set_fwd 8ub_ctx_resolvconf 9ub_ctx_hosts 10ub_ctx_add_ta 11ub_ctx_add_ta_file 12ub_ctx_trustedkeys 13ub_ctx_debugout 14ub_ctx_debuglevel 15ub_ctx_async 16ub_poll 17ub_wait 18ub_fd 19ub_process 20ub_resolve 21ub_resolve_async 22ub_resolve_event 23ub_cancel 24ub_resolve_free 25ub_strerror 26ub_ctx_print_local_zones 27ub_ctx_zone_add 28ub_ctx_zone_remove 29ub_ctx_data_add 30ub_ctx_data_remove 31ub_version 32ub_ctx_set_event 33