## Here is an example for manpages.

syntax man "\.[1-9]x?$"
magic "troff or preprocessor input"
comment ".\""

color green "\.(SH|SS|TH) .*"
color brightgreen "\.(SH|SS|TH) " "\.([HIT]P)"
color brightred "\.(B[IR]?|I[BR]?|R[BI]|S[BM]) .*"
color brightblue "\.(B[IR]?|I[BR]?|R[BI]|S[BM]) " "\.([LP]?P)$"
color magenta "\\f[BIPR]"
color yellow "\.(br|DT|RS|RE|PD)"

# Comments.
color cyan "\.?\\\".*"

# Trailing whitespace.
color ,green "[[:space:]]+$"