Function libperl_sys::Perl_unpackstring

pub unsafe extern "C" fn Perl_unpackstring(
    my_perl: *mut PerlInterpreter, 
    pat: *const c_char, 
    patend: *const c_char, 
    s: *const c_char, 
    strend: *const c_char, 
    flags: U32
) -> I32