MTR_F             827 src/simh/sim_tape.c return (MTR_F (tbc)? MTSE_RECE: MTSE_OK);
MTR_F             884 src/simh/sim_tape.c return (MTR_F (tbc)? MTSE_RECE: MTSE_OK);
MTR_F            1272 src/simh/sim_tape.c             new_len = MTR_F (meta) | (sbc - gap_needed);    /* truncate to new len */