I have used XSRETURN_UNDEF in my XS code, which is also documented in perlapi. It just 'Returns "&PL_sv_undef" from an XSUB immediately.'. I don't know if one way is better than the other, I just thought I'd throw it out there...

--
3dan

In reply to Re: Returning undef from XS code by edan
in thread Returning undef from XS code by thor

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