test: fixed the read_mixer program on !HAVE_PULSE

test/read_mixer.c

@@ -21,8 +21,8 @@
 #include "mixer_list.h"
 #include "filter_registry.h"
 #include "pcm_volume.h"
-#include "output/pulse_output_plugin.h"
 #include "event_pipe.h"
+#include "config.h"
 
 #include <glib.h>
 
@@ -30,6 +30,9 @@
 #include <string.h>
 #include <unistd.h>
 
+#ifdef HAVE_PULSE
+#include "output/pulse_output_plugin.h"
+
 void
 pulse_output_set_mixer(G_GNUC_UNUSED struct pulse_output *po,
 		       G_GNUC_UNUSED struct pulse_mixer *pm)
@@ -50,6 +53,8 @@ pulse_output_set_volume(G_GNUC_UNUSED struct pulse_output *po,
 	return false;
 }
 
+#endif
+
 void
 event_pipe_emit(G_GNUC_UNUSED enum pipe_event event)
 {