1
 2string  := word.pl general_test2.pl   FORCE.pl word.pl generic_test.perl MAKEFILES_variable.pl
 3string2 := $(string) $(string) $(string) $(string) $(string) $(string) $(string)
 4string3 := $(string2) $(string2) $(string2) $(string2) $(string2) $(string2) $(string2)
 5string4 := $(string3) $(string3) $(string3) $(string3) $(string3) $(string3) $(string3)
 6.RECIPEPREFIX = >
 7all:
 8> @echo $(words $(string))
 9> @echo $(words $(string4))
10> @echo $(word 1, $(string))
11> @echo $(word 100, $(string))
12> @echo $(word 1  , $(string))
13> @echo $(word 1000, $(string3))
14> @echo $(word 9223372036854775807, $(string2))
15> @echo $(wordlist 3, 4, $(string))
16> @echo $(wordlist 4, 3, $(string))
17> @echo $(wordlist 1 , 6  , $(string))
18> @echo $(wordlist 5,7, $(string))
19> @echo $(wordlist 100, 110, $(string))
20> @echo $(wordlist 7, 10, $(string2))
21> @echo $(wordlist 9223372036854775807, 0, $(string2))