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perl.h: Restrict to core likely to conflict macro names
authorKarl Williamson <khw@cpan.org>
Thu, 8 Oct 2020 02:52:28 +0000 (20:52 -0600)
committerKarl Williamson <khw@cpan.org>
Thu, 8 Oct 2020 03:14:54 +0000 (21:14 -0600)
commitea48e9f5560a3b28a1ef3698a91a5c4c30c76ecf
treee4e1a79bdd00d036f17a82933d826c26f04caa0e
parent6f17df98e8527068a9b9b55caf1492a90a9ac340
perl.h: Restrict to core likely to conflict macro names

This header defines symbols like N0, N1 that could easily be used
innocently by some XS code for its own purposes.  We shouldn't pollute
the name space with names the likes of these.
perl.h