ble in the environment when the shell starts with value t, it assumes that the shell is running in an emacs shell buffer and disables line editing. FCEDIT The default editor for the fc builtin command. FIGNORE A colon-separated list of suffixes to ignore when performing filename completion (see READL

is running in an emacs shell buffer and disables line editing. EUID The numeric effective user id of the current user. This variable is readonly. FCEDIT The editor used as a default by the `-e' option to the fc builtin command. FIGNORE A colon-separated list of suffixes to ignore when performing fi

mmands. If ename is not given, the value of the following variable expansion is used: ${FCEDIT: -1{EDITOR: -vi}}, This says to use the value of the FCEDIT variable if set, or the value of the EDITOR variable if that is set, or vi if neither is set. When editing is complete, the edited commands are ech