From 760b12b14eee737f8de02dc26c954521c8e518eb Mon Sep 17 00:00:00 2001
From: Holger Vogt <holger.vogt@uni-due.de>
Date: Sun, 10 May 2026 16:36:11 +0200
Subject: [PATCH] Enable soundfile support for VS2022/2026 builds.

---
 visualc/src/include/ngspice/config.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/visualc/src/include/ngspice/config.h b/visualc/src/include/ngspice/config.h
index c378057e0..323d278b1 100644
--- a/visualc/src/include/ngspice/config.h
+++ b/visualc/src/include/ngspice/config.h
@@ -5,8 +5,9 @@
 /* select major ngspice options */
 /* to undefine, replace #define by #undef and comment out */
 
-/* S parameter analysis */
-#define RFSPICE 1
+/* Define if you want soundfile (*.wav) support */
+#define HAVE_LIBSNDFILE
+#define HAVE_LIBSAMPLERATE
 
 /* Define if you want PSS analysis */
 #define WITH_PSS /**/
@@ -28,6 +29,9 @@
 /**********************************************************************/
 /********* Don't change entries found below ***************************/
 
+/* S parameter analysis */
+#define RFSPICE 1
+
 /* The xspice enhancements */
 #define XSPICE 1