manpage顏色配置

man() {
 env \
 LESS_TERMCAP_mb=$(printf "\e[1;31m") \
 LESS_TERMCAP_md=$(printf "\e[1;31m") \
 LESS_TERMCAP_me=$(printf "\e[0m") \
 LESS_TERMCAP_se=$(printf "\e[0m") \
 LESS_TERMCAP_so=$(printf "\e[1;44;33m") \
 LESS_TERMCAP_ue=$(printf "\e[0m") \
 LESS_TERMCAP_us=$(printf "\e[1;32m") \
 man "$@"
}