lock_iom 1940 src/dps8/dps8_cpu.c lock_iom(); lock_iom 1972 src/dps8/dps8_cpu.c lock_iom(); lock_iom 3440 src/dps8/dps8_iom.c lock_iom(); lock_iom 2293 src/dps8/dps8_scu.c lock_iom (); lock_iom 129 src/dps8/threadz.h void lock_iom (void);