- include
- define
- else
- endef
- endif
- ifdef
- ifeq
- ifndef
- ifneq
- call
- subst
- patsubst
- strip
- tqfindstring
- filter
- filter-out
- sort
- word
- wordlist
- words
- firstword
- lastword
- dir
- notdir
- suffix
- basename
- addsuffix
- addprefix
- join
- wildcard
- realpath
- abspath
- if
- or
- and
- foreach
- value
- eval
- origin
- flavor
- shell
- error
- warning
- info