[GNU Makefile]
idchars=a-zA-Z 0-9_
case-sensitive=n
case-sensitive=y
styles=dqbackslash sqbackslash
ppkeywords= !else !endif !error !if !ifdef !ifndef !include !undef defined
punctuation= ( ) : ; [ ] { }
operators= ! # $ % & * + , - . / < = > ? ^ ` | ~
symbol1= $ $** $< $@ :
linecomment=#

[kmk]
idchars=a-zA-Z 0-9_
case-sensitive=n
keywords= $ ( ) define else endef endif ifdef ifeq ifndef ifneq
symbol1= addprefix addsuffix dir error notdir sort warning
styles=
linecomment=#

[def]
idchars=a-zA-Z 0-9_
case-sensitive=n
linecomment=;