Function in3_sys::in3_req_add_response

pub unsafe extern "C" fn in3_req_add_response(
    res: *mut in3_response_t, 
    index: c_int, 
    is_error: bool, 
    data: *const c_char, 
    data_len: c_int
)

adds a response for a request-object. This function should be used in the transport-function to set the response.