net_port_num      907 src/dps8/dps8_cable.c         uint net_port_num = 0;
net_port_num      910 src/dps8/dps8_cable.c                            unit_idx, net_port_num,
net_port_num      913 src/dps8/dps8_cable.c                            & cables->net_to_iom[unit_idx][net_port_num],