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)