- close
- debug
- disconnect
- exp_continue
- exp_internal
- exp_open
- exp_pid
- exp_send
- exp_send_error
- exp_send_log
- exp_send_tty
- exp_send_user
- exp_version
- expect
- expect_after
- expect_background
- expect_before
- expect_tty
- expect_user
- fork
- interact
- interpreter
- log_file
- log_user
- match_max
- overlay
- parity
- remove_nulls
- send
- send_error
- send_log
- send_tty
- send_user
- sleep
- spawn
- strace
- stty
- system
- timestamp
- trap
- wait
- default
- eof
- full_buffer
- null
- timeout