return -1;
}
snprintf( conn_info, sizeof( conn_info ), "tcp://%s", target );
if( nn_connect( nn_sock, conn_info ) < 0 ) { // connect failed
return -1;
}
snprintf( conn_info, sizeof( conn_info ), "tcp://%s", target );
if( nn_connect( nn_sock, conn_info ) < 0 ) { // connect failed