trunits 1999 src/dps8/dps8_utils.c trunits 2007 src/dps8/dps8_utils.c trunits 2020 src/dps8/dps8_utils.c trunits 2024 src/dps8/dps8_utils.c trunits 903 src/dps8/dps8_utils.h void currentTR (word27 * trunits, bool * ovf);