Um exemplo de como usar o less como pager com man

man_gcc.sh

#!/usr/bin/env bash

man(){
    env \
    PAGER=less \
    MANPAGER=less \
    LESS_TERMCAP_mb=$(tput bold; tput setaf 2) \
    LESS_TERMCAP_md=$(tput bold; tput setaf 6) \
    LESS_TERMCAP_me=$(tput sgr0) \
    LESS_TERMCAP_so=$(tput bold; tput setaf 3; tput setab 4) \
    LESS_TERMCAP_se=$(tput rmso; tput sgr0) \
    LESS_TERMCAP_us=$(tput smul; tput bold; tput setaf 7) \
    LESS_TERMCAP_ue=$(tput rmul; tput sgr0) \
    LESS_TERMCAP_mr=$(tput rev) \
    LESS_TERMCAP_mh=$(tput dim) \
    LESS_TERMCAP_ZN=$(tput ssubm) \
    LESS_TERMCAP_ZV=$(tput rsubm) \
    LESS_TERMCAP_ZO=$(tput ssupm) \
    LESS_TERMCAP_ZW=$(tput rsupm) \
    \man "$@"
}

man gcc