Function libmosquitto_sys::mosquitto_subscribe_multiple

pub unsafe extern "C" fn mosquitto_subscribe_multiple(
    mosq: *mut mosquitto, 
    mid: *mut c_int, 
    sub_count: c_int, 
    sub: *const *mut c_char, 
    qos: c_int, 
    options: c_int, 
    properties: *const mosquitto_property
) -> c_int