Function Perl_newXS_flags 

pub unsafe fn Perl_newXS_flags(
    my_perl: *mut PerlInterpreter,
    name: *const c_char,
    subaddr: XSUBADDR_t,
    filename: *const c_char,
    proto: *const c_char,
    flags: U32,
) -> *mut CV

thx shim for crate::Perl_newXS_flags.