[s:i][d:control Interruptions][p:mesg][a:{y or n}]
[s:l][d:Lock terminal][p:lock][w]
[s:m][d:Mail arrival announcer][p:biff][a:{y or n}]
[s:o][d:keep record of Output][p:script][a:{record name}]
[s:r][d:Reset the terminal modes][p:reset][w]
[s:s][d:Set/print terminal modes][p:stty][a:{argmuments (RETURN to read modes)}]
[s:S][d:Set terminal modes][p:tset][a:{arguments}]
[s:t][d:Tabs][p:tabs][w]
