Function qpid_proton_sys::pn_proactor_connect2

pub unsafe extern "C" fn pn_proactor_connect2(
    proactor: *mut pn_proactor_t, 
    connection: *mut pn_connection_t, 
    transport: *mut pn_transport_t, 
    addr: *const c_char
)

Free the proactor. Abort open connections/listeners, clean up all resources.