Function onig_sys::onig_get_callout_data

pub unsafe extern "C" fn onig_get_callout_data(
    reg: OnigRegex, 
    mp: *mut OnigMatchParam, 
    callout_num: c_int, 
    slot: c_int, 
    type_: *mut OnigType, 
    val: *mut OnigValue
) -> c_int