setopt AUTO_CD # Auto cd to a directory without typing cd.
setopt AUTO_PUSHD # Push the old directory onto the stack on cd.
setopt PUSHD_IGNORE_DUPS # Don't store duplicates in the stack.
setopt PUSHD_SILENT # Do not print the directory stack after pushd or popd.
setopt PUSHD_TO_HOME # Push to home directory when no argument is given.
setopt PUSHD_MINUS # Swap the meaning of + and - when specifing a stack directory.
setopt CDABLE_VARS # Change directory to a path stored in a variable.
setopt AUTO_NAME_DIRS # Auto add variable-stored paths to ~ list.
setopt MULTIOS # Write to multiple descriptors.
setopt EXTENDED_GLOB # Use extended globbing syntax.
unsetopt CLOBBER # Don't overwrite existing files with > and >>.
# Use >! and >>! to bypass.
alias 1='cd -'
alias 2='cd +2'
alias 3='cd +3'
alias 4='cd +4'
alias 5='cd +5'
alias 6='cd +6'
alias 7='cd +7'
alias 8='cd +8'
alias 9='cd +9'
