--- uae/src/od-dos/sound/sound.h	2018/04/24 16:40:30	1.1.1.1
+++ uae/src/od-dos/sound/sound.h	2018/04/24 16:43:58	1.1.1.2
@@ -3,7 +3,7 @@
   *
   * Support for DOS
   *
-  * Copyright 1997 Gustavo Goedert
+  * Copyright 1997, 1998 Gustavo Goedert
   */
 
 extern int sound_fd;
@@ -11,12 +11,16 @@ extern uae_u16 sndbuffer[];
 extern uae_u16 *sndbufpt;
 extern int sndbufsize;
 
-static __inline__ void check_sound_buffers (void) {
+static __inline__ void check_sound_buffers (void)
+{
 }
 
-#define PUT_SOUND_BYTE(b) do {  } while (0)
-#define PUT_SOUND_WORD(b) do {  } while (0)
-
+#define PUT_SOUND_BYTE(b) do { ; } while (0)
+#define PUT_SOUND_WORD(b) do { ; } while (0)
+#define PUT_SOUND_BYTE_RIGHT(b) do { ; } while (0)
+#define PUT_SOUND_BYTE_LEFT(b) do { ; } while (0)
+#define PUT_SOUND_WORD_RIGHT(b) do { ; } while (0)
+#define PUT_SOUND_WORD_LEFT(b) do { ; } while (0)
 #define SOUND16_BASE_VAL 0
 #define SOUND8_BASE_VAL 128
 
@@ -24,3 +28,4 @@ static __inline__ void check_sound_buffe
 #define DEFAULT_SOUND_MINB 2048
 #define DEFAULT_SOUND_BITS 16
 #define DEFAULT_SOUND_FREQ 44100
+#define HAVE_STEREO_SUPPORT