globals from files.c moved to instance globals.

sys/vms/vmsmain.c

@@ -176,7 +176,7 @@ char *argv[];
  */
 attempt_restore:
     if ((fd = restore_saved_game()) >= 0) {
-        const char *fq_save = fqname(SAVEF, SAVEPREFIX, 1);
+        const char *fq_save = fqname(g.SAVEF, SAVEPREFIX, 1);
 
         (void) chmod(fq_save, 0); /* disallow parallel restores */
         (void) signal(SIGINT, (SIG_RET_TYPE) done1);