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| # http://www.gnu.org/software/make/manual/make.html#Multi_002dLine
| # Note: in make 4.x
| # define name =
| # ...
| # endef
| #
| # but in make 3.x
| # define name
| # ...
| # endef
| # i.e. no = needed after name.
| # make 3.x defines "name =" for make 4.x example.
| # TODO: should we provide flag to specify gnu make version?
| # note: in make 4.x, there is `undefine`.
|
| define two-lines
| echo foo
| echo $(bar)
| endef
|
| bar = xxx
|
| test:
| echo BEGIN $(two-lines) END
|
|
