MTR_F             820 src/simh/sim_tape.c return (MTR_F (tbc)? MTSE_RECE: MTSE_OK);
MTR_F             877 src/simh/sim_tape.c return (MTR_F (tbc)? MTSE_RECE: MTSE_OK);
MTR_F            1265 src/simh/sim_tape.c             new_len = MTR_F (meta) | (sbc - gap_needed);    /* truncate to new len */