Some options have alternative names. These aliases are never used for output, but can be used just like normal option names when specifying options to the shell.
BRACE_EXPAND ¶NO_IGNORE_BRACES
(ksh and bash compatibility)
DOT_GLOB ¶GLOB_DOTS
(bash compatibility)
HASH_ALL ¶HASH_CMDS
(bash compatibility)
HIST_APPEND ¶APPEND_HISTORY
(bash compatibility)
HIST_EXPAND ¶BANG_HIST
(bash compatibility)
LOG ¶NO_HIST_NO_FUNCTIONS
(ksh compatibility)
MAIL_WARN ¶MAIL_WARNING
(bash compatibility)
ONE_CMD ¶SINGLE_COMMAND
(bash compatibility)
PHYSICAL ¶CHASE_LINKS
(ksh and bash compatibility)
PROMPT_VARS ¶PROMPT_SUBST
(bash compatibility)
STDIN ¶SHIN_STDIN
(ksh compatibility)
TRACK_ALL ¶HASH_CMDS
(ksh compatibility)