rsw2Ext          4496 src/dps8/dps8_cpu.c   word4 rsw2Ext = 0;
rsw2Ext          4498 src/dps8/dps8_cpu.c     rsw2Ext |= 010;  // bit 4
rsw2Ext          4500 src/dps8/dps8_cpu.c     rsw2Ext |= 004;  // bit 5
rsw2Ext          4525 src/dps8/dps8_cpu.c   BURN1 (040,     ((getbits36_4 (rsw2, 32) << 4) | rsw2Ext));  // 40  RSW 2 bits 32-35, options bits