why msync() is not quoted by MMAP_NEED_MSYNC?

[Russ Allbery]

Mark Hittinger <bugs at pu.net> writes:

> Could we have the 2arg vs 3arg msync issue here?  We have a define
> called HAVE_MSYNC_3_ARG in there that I remember having problems with a
> long time ago.  I notice that the spots that use msync() in addition to
> not checking MMAP_NEED_MSYNC don't check HAVE_MSYNC_3_ARG either.

That's 'cause the call is patched up automatically in portable/mmap.h so
that you don't have to think about it all the time and the ugly #ifdefs
aren't cluttering up the code.  :)

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>

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