Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/nano/makefile.nanorc

 ## Here is an example for Makefiles.

syntax "makefile" "Makefile[^/]*$" "\.(make|mk)$"
magic "makefile script"
comment "#"

color red "[:=]"
color magenta "\<(if|ifeq|else|endif)\>"
color blue "\$+[{(][a-zA-Z0-9_-]+[})]"
color brightblue "^[^ 	]+:"
color green "(^|[[:space:]]+)#.*"

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