pch               126 src/dps8/shm.c   int pch = 0;
pch               147 src/dps8/shm.c           while (( pch = fgetc(lck_fp)) != EOF || fct < SPIDLEN)
pch               149 src/dps8/shm.c               if (!( pch < 32 || pch > 126 ))
pch               157 src/dps8/shm.c                   (void)fprintf(stderr, "%c", pch);