allow audio.cpp to compile without AVIOUTPUT

diff --git a/audio.cpp b/audio.cpp
index 6ec40ecd8de17c36cac7dfd6291b82f6501fd8de..1ab0a21aa9770eee18dcf60d1ea25c8875a7dacd 100644 (file)
--- a/audio.cpp
+++ b/audio.cpp
@@ -1786,7 +1786,11 @@ void audio_hsync (void)
 {
        if (!isaudio ())
                return;
-       if (audio_work_to_do > 0 && currprefs.sound_auto && !avioutput_enabled) {
+       if (audio_work_to_do > 0 && currprefs.sound_auto
+#ifdef AVIOUTPUT
+                       && !avioutput_enabled
+#endif
+                       ) {
                audio_work_to_do--;
                if (audio_work_to_do == 0)
                        audio_deactivate ();