cptr2 1657 src/simh/scp.c char *cptr, *cptr2; cptr2 2022 src/simh/scp.c cptr2 = getenv("HOMEDRIVE"); cptr2 2025 src/simh/scp.c cptr2 = NULL; cptr2 2026 src/simh/scp.c (void)cptr2;