lessで展開せずに内容確認

.bash_profile

export LESS=-M
export LESSOPEN="| /usr/bin/lesspipe '%s'"
export LESSCLOSE="/usr/bin/lesspipe '%s' '%s'"

参考
http://tokyodebian.alioth.debian.org/html/debianmeetingresume200609se4.html
https://twitter.com/search?q=LESSOPEN&src=typd&lang=ja