ircII help: set

A
always_split_biggest,  auto_unmark_away,  auto_whowas

B
beep,  beep_max,  beep_on_msg,  beep_when_away,  bold_video

C
channel_name_width,  client_information,  clock,  clock_24hour,  clock_alarm,  cmdchars,  command_mode,  continued_line

D
dcc_block_size,  debug,  display

E
eight_bit_characters,  encrypt_program,  exec_protection

F
flood_after,  flood_rate,  flood_users,  flood_warning,  full_status_line

H
help_pager,  help_path,  help_prompt,  help_service,  help_window,  hide_private_channels,  highlight_char,  history,  history_file,  hold_mode,  hold_mode_max

I
indent,  input_aliases,  input_prompt,  input_protection,  insert_mode,  inverse_video

L
lastlog,  lastlog_level,  load_path,  log,  logfile

M
mail,  max_recursions,  menu,  minimum_servers,  minimum_users

N
no_ctcp_flood,  notify_handler,  notify_level,  notify_on_termination,  novice

P
pause_after_motd

R
realname

S
same_window_only,  scroll,  scroll_lines,  send_ignore_msg,  shell,  shell_flags,  shell_limit,  show_away_once,  show_channel_names,  show_end_of_msgs,  show_numerics,  show_status_all,  show_who_hopcount,  status_away,  status_channel,  status_chanop,  status_clock,  status_dquery,  status_format,  status_hold,  status_hold_lines,  status_insert,  status_mail,  status_mode,  status_notify,  status_oper,  status_overwrite,  status_query,  status_server,  status_umode,  status_user,  status_window,  suppress_server_motd

T
tab_max,  translation

U
underline_video,  use_old_msg,  user_information,  user_wallops

V
verbose_ctcp

W
warn_of_ignores

X
xterm_options

Usage: SET [-][<variable name> [<value>]]
  Sets a specified variable to a given value.  If SET is used
  with no parameters, all variables and their current settings
  are listed.  If SET is used with a variable name and no value,
  that variables current setting is listed.  If a - preceeds
  a variable whose value is a string of text, it sets that
  variable to nothing.

See also:
  HELP SET for a list of all variables