key[Home]=${terminfo[khome]}
key[End]=${terminfo[kend]}
key[Insert]=${terminfo[kich1]}
key[Delete]=${terminfo[kdch1]}
key[Up]=${terminfo[kcuu1]}
key[Down]=${terminfo[kcud1]}
key[Left]=${terminfo[kcub1]}
key[Right]=${terminfo[kcuf1]}
key[PageUp]=${terminfo[kpp]}
key[PageDown]=${terminfo[knp]}

[[ -n "${key[Home]}"    ]]  && bindkey  "${key[Home]}"   beginning-of-line
[[ -n "${key[End]}"     ]]  && bindkey  "${key[End]}"    end-of-line
[[ -n "${key[Insert]}"  ]]  && bindkey  "${key[Insert]}" overwrite-mode
[[ -n "${key[Delete]}"  ]]  && bindkey  "${key[Delete]}" delete-char
[[ -n "${key[Up]}"      ]]  && bindkey  "${key[Up]}"     up-line-or-beginning-search
[[ -n "${key[Down]}"    ]]  && bindkey  "${key[Down]}"   down-line-or-beginning-search
[[ -n "${key[Left]}"    ]]  && bindkey  "${key[Left]}"   backward-char
[[ -n "${key[Right]}"   ]]  && bindkey  "${key[Right]}"  forward-char