diff --git a/src/winmain.c b/src/winmain.c
index be2ed01b5..3761751cd 100644
--- a/src/winmain.c
+++ b/src/winmain.c
@@ -220,7 +220,7 @@ SetAnalyse(char *Analyse,   /* in: analysis type */
     static int OldPercent = -2;     /* Previous progress value */
     static char OldAn[128];         /* Previous analysis type */
     char s[128], t[128];            /* outputs to analysis window and task bar */
-    PortableTime timer;             /* previous time stamp and actual time stamp */
+    PerfTimer timer;                /* previous time stamp and actual time stamp */
     int diffsec, diffmillisec;      /* differences actual minus prev. time stamp */
 
     WaitForIdle();
@@ -254,8 +254,7 @@ SetAnalyse(char *Analyse,   /* in: analysis type */
             sprintf(s, " %s: %3.1f%%", Analyse, (double)DecaPercent/10.);
             sprintf(t, "%s   %3.1f%%", PACKAGE_STRING, (double)DecaPercent/10.);
         }
-//        timebefore.milliseconds = timenow.milliseconds;
-//        timebefore.seconds = timenow.seconds;
+        timer.start = timer.end;
         /* info when previous analysis period has finished */
         if (strcmp(OldAn, Analyse)) {
             if ((ft_nginfo || ft_ngdebug) && (strcmp(OldAn, "")))
diff --git a/visualc/src/include/ngspice/config.h b/visualc/src/include/ngspice/config.h
index 81707d84d..575a45346 100644
--- a/visualc/src/include/ngspice/config.h
+++ b/visualc/src/include/ngspice/config.h
@@ -163,6 +163,9 @@
 /* Define to 1 if you have the `fork' function. */
 /* #undef HAVE_FORK */
 
+/* Define to 1 if you have the `queryperformancecounter' function. */
+#define HAVE_QUERYPERFORMANCECOUNTER 1
+
 /* Define to 1 if you have the `ftime' function. */
 #define HAVE_FTIME 1