Compile-time options: MULTIPLICITY PERL_DONT_CREATE_GVSV
                        PERL_IMPLICIT_CONTEXT PERL_IMPLICIT_SYS
                        PERL_MALLOC_WRAP PL_OP_SLAB_ALLOC USE_64_BIT_INT
                        USE_ITHREADS USE_LARGE_FILES USE_PERLIO
  Built under MSWin32

##</code><code>##

## perlio.c(592) v5.10.1
	     return (*tab->Dup)(aTHX_ PerlIO_allocate(aTHX), f, param, flags);