pub unsafe extern "C" fn Perl_si_dup(
my_perl: *mut PerlInterpreter,
si: *mut PERL_SI,
param: *mut CLONE_PARAMS,
) -> *mut PERL_SI
pub unsafe extern "C" fn Perl_si_dup(
my_perl: *mut PerlInterpreter,
si: *mut PERL_SI,
param: *mut CLONE_PARAMS,
) -> *mut PERL_SI