Function fastly_sys::xqd_pending_req_select

#[no_mangle]pub unsafe extern "C" fn xqd_pending_req_select(
    pending_req_handles: *const PendingRequestHandle, 
    pending_req_handles_len: usize, 
    done_index_out: *mut i32, 
    resp_handle_out: *mut ResponseHandle, 
    resp_body_handle_out: *mut BodyHandle
) -> XqdStatus