Hi,

At Mon, 28 Aug 2006 23:41:58 +0900,
ts wrote in [ruby-talk:211133]:
> n> have_func does it.
> 
>  yes, but create_header must be called

have_func stores the macros in $defs, and they are directly
placed in Makefile as CPPFLAGS, unless create_header is called.

-- 
Nobu Nakada