setvbuf           670 src/dps8/dps8_mgp.c       setvbuf(tempdiag3_fp, NULL, _IOLBF, 0); /* line-buffered */
setvbuf          2421 src/simh/sim_tmxr.c                     setvbuf (lp->txlog, NULL, _IOFBF, 65536);
setvbuf          2649 src/simh/sim_tmxr.c                 setvbuf(lp->txlog, NULL, _IOFBF, 65536);