The root of the project is two levels up from PC/VS7.1
diff --git a/PC/VS7.1/make_buildinfo.c b/PC/VS7.1/make_buildinfo.c
index 779ddc2..27580bb 100644
--- a/PC/VS7.1/make_buildinfo.c
+++ b/PC/VS7.1/make_buildinfo.c
@@ -44,7 +44,7 @@
 	if (_stat(command+1, &st) < 0)
 		/* subwcrev.exe not part of the release */
 		return 0;
-	strcat(command, "\" .. ..\\..\\Modules\\getbuildinfo.c getbuildinfo2.c");
+	strcat(command, "\" ..\\.. ..\\..\\Modules\\getbuildinfo.c getbuildinfo2.c");
 	puts(command); fflush(stdout);
 	if (system(command) < 0)
 		return 0;