MTUF_PNU           97 src/simh/sim_tape.h # define MT_SET_PNU(u)   (u)->flags = (u)->flags | MTUF_PNU
MTUF_PNU           98 src/simh/sim_tape.h # define MT_CLR_PNU(u)   (u)->flags = (u)->flags & ~MTUF_PNU
MTUF_PNU           99 src/simh/sim_tape.h # define MT_TST_PNU(u)   ((u)->flags & MTUF_PNU)