SCPE_NXM 1636 src/dps8/dps8_cpu.c return SCPE_NXM; SCPE_NXM 1649 src/dps8/dps8_cpu.c if (addr >= MEMSIZE) return SCPE_NXM; SCPE_NXM 7300 src/simh/scp.c reason = SCPE_NXM; SCPE_NXM 7391 src/simh/scp.c return SCPE_NXM;