1
 2FOO = foo
 3
 4define multi=
 5echo hi
 6@echo $(FOO)
 7endef # this is the end
 8
 9define simple:=
10@echo $(FOO)
11endef
12
13define posix::=
14@echo $(FOO)
15endef
16
17define posixbsd:::=
18@echo '$(FOO)$$bar'
19endef
20
21append = @echo a
22
23define append+=
24
25@echo b
26endef
27
28define cond?= # this is a conditional
29@echo first
30endef
31
32define cond?=
33@echo second
34endef
35
36FOO = there
37
38all: ; $(multi)
39	$(simple)
40	$(posix)
41	$(posixbsd)
42	$(append)
43	$(cond)